# 2017–18 Dallas Mavericks season

The 2017–18 Dallas Mavericks season was the 38th season of the franchise in the National Basketball Association (NBA). The Mavericks struggled during the season and finished the season with a 24–58 record, missing the playoffs for the second consecutive season, and suffered their worst record since the 1997-98 season.

## Draft

| Round | Pick | Player | Position | Nationality | School |
| 1 | 9 | Dennis Smith Jr. | PG | United States | NC State |

## Standings
### Division

| Southwest Division | W | L | PCT | GB | Home | Road | Div | GP |
| z – Houston Rockets | 65 | 17 | .793 | – | 34‍–‍7 | 31‍–‍10 | 12–4 | 82 |
| x – New Orleans Pelicans | 48 | 34 | .585 | 17.0 | 24‍–‍17 | 24‍–‍17 | 9–7 | 82 |
| x – San Antonio Spurs | 47 | 35 | .573 | 18.0 | 33‍–‍8 | 14‍–‍27 | 9–7 | 82 |
| Dallas Mavericks | 24 | 58 | .293 | 41.0 | 15‍–‍26 | 9‍–‍32 | 5–11 | 82 |
| Memphis Grizzlies | 22 | 60 | .268 | 43.0 | 16‍–‍25 | 6‍–‍35 | 5–11 | 82 |

### Conference

Western Conference :
| # | Team | W | L | PCT | GB | GP |
| 1 | z – Houston Rockets * | 65 | 17 | .793 | – | 82 |
| 2 | y – Golden State Warriors * | 58 | 24 | .707 | 7.0 | 82 |
| 3 | y – Portland Trail Blazers * | 49 | 33 | .598 | 16.0 | 82 |
| 4 | x – Oklahoma City Thunder | 48 | 34 | .585 | 17.0 | 82 |
| 5 | x – Utah Jazz | 48 | 34 | .585 | 17.0 | 82 |
| 6 | x – New Orleans Pelicans | 48 | 34 | .585 | 17.0 | 82 |
| 7 | x – San Antonio Spurs | 47 | 35 | .573 | 18.0 | 82 |
| 8 | x – Minnesota Timberwolves | 47 | 35 | .573 | 18.0 | 82 |
| 9 | Denver Nuggets | 46 | 36 | .561 | 19.0 | 82 |
| 10 | Los Angeles Clippers | 42 | 40 | .512 | 23.0 | 82 |
| 11 | Los Angeles Lakers | 35 | 47 | .427 | 30.0 | 82 |
| 12 | Sacramento Kings | 27 | 55 | .329 | 38.0 | 82 |
| 13 | Dallas Mavericks | 24 | 58 | .293 | 41.0 | 82 |
| 14 | Memphis Grizzlies | 22 | 60 | .268 | 43.0 | 82 |
| 15 | Phoenix Suns | 21 | 61 | .256 | 44.0 | 82 |

## Game log
### Preseason

2017 pre-season game log Total: 4–2 (Home: 3–0; Road: 1–1) :
Pre-season: 4–2 (home: 3–0; road: 1–2)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
1
October 2
Milwaukee
W 106–104
Yogi Ferrell (12)
three players (5)
Wesley Matthews (5)
American Airlines Center 16,223
1–0
2
October 4
Chicago
W 118–71
Harrison Barnes (17)
Dirk Nowitzki (9)
Maalik Wayns (5)
American Airlines Center 17,091
2–0
3
October 5
@ Orlando
L 89–112
Dennis Smith Jr. (13)
Jeff Withey (8)
Yogi Ferrell (3)
Amway Center 15,849
2–1
4
October 9
Orlando
W 99–96
Dennis Smith Jr. (16)
Salah Mejri (9)
Dennis Smith Jr. (7)
American Airlines Center 16,055
3–1
5
October 12
@ Atlanta
W 108–94
Gian Clavell (19)
Jeff Withey (8)
Maalik Wayns (6)
McCamish Pavilion 6,759
4–1
6
October 13
@ Charlotte
L 96–111
Harrison Barnes (24)
Dirk Nowitzki (9)
Dennis Smith Jr. (9)
Spectrum Center 10,018
4–2 :
2017–18 season schedule :

### Regular season

2017–18 game log Total: 24–58 (Home: 14–27; Road: 9–32) :
October: 1–7 (home: 1–4; road: 0–3)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
1
October 18
Atlanta
L 111–117
Noel, Smith Jr. (16)
Nerlens Noel (11)
Dennis Smith Jr. (10)
American Airlines Center 19,709
0–1
2
October 20
Sacramento
L 88–93
Harrison Barnes (24)
Dirk Nowitzki (9)
J. J. Barea (10)
American Airlines Center 19,273
0–2
3
October 21
@ Houston
L 91–107
Barea, Ferrell (19)
six players (5)
Yogi Ferrell (6)
Toyota Center 18,055
0–3
4
October 23
Golden State
L 103–133
Wesley Matthews (19)
three players (7)
J. J. Barea (8)
American Airlines Center 19,875
0–4
5
October 25
Memphis
W 103–94
Dennis Smith Jr. (19)
Harrison Barnes (6)
Dennis Smith Jr. (5)
American Airlines Center 19,674
1–4
6
October 26
@ Memphis
L 91–96
Harrison Barnes (22)
Harrison Barnes (11)
Dennis Smith Jr. (9)
FedExForum 15,839
1–5
7
October 28
Philadelphia
L 110–112
Harrison Barnes (25)
three players (6)
Dennis Smith Jr. (8)
American Airlines Center 19,567
1–6
8
October 30
@ Utah
L 89–104
Dirk Nowitzki (18)
Dwight Powell (10)
Devin Harris (6)
Vivint Smart Home Arena 16,221
1–7 :
November
: 4–10 (home: 2–6; road: 2–4)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
9
November 1
@ LA Clippers
L 98–119
Dennis Smith Jr. (18)
Dirk Nowitzki (8)
Wesley Matthews (4)
Staples Center 13,487
1–8
10
November 3
New Orleans
L 94–99
Harrison Barnes (26)
Salah Mejri (13)
J. J. Barea (5)
American Airlines Center 19,894
1–9
11
November 4
@ Minnesota
L 99–112
Dennis Smith Jr. (18)
Dennis Smith Jr. (5)
J. J. Barea (6)
Target Center 16,837
1–10
12
November 7
@ Washington
W 113–99
Harrison Barnes (31)
Salah Mejri (12)
Dennis Smith Jr. (8)
Capital One Arena 14,505
2–10
13
November 11
Cleveland
L 104–111
Harrison Barnes (23)
Harrison Barnes (12)
Dennis Smith Jr. (7)
American Airlines Center 20,378
2–11
14
November 12
@ Oklahoma City
L 99–112
Harrison Barnes (22)
Harrison Barnes (13)
Ferrell, Matthews (4)
Chesapeake Energy Arena 18,203
2–12
15
November 14
San Antonio
L 91–97
Dennis Smith Jr. (27)
Harrison Barnes (8)
Dirk Nowitzki (6)
American Airlines Center 19,535
2–13
16
November 17
Minnesota
L 87–111
Harrison Barnes (18)
Dirk Nowitzki (7)
Barea, Harris, Smith Jr. (4)
American Airlines Center 19,459
2–14
17
November 18
Milwaukee
W 111–79
Wesley Matthews (22)
Dwight Powell (13)
Wesley Matthews (8)
American Airlines Center 19,949
3–14
18
November 20
Boston
L 102–110 (OT)
Harrison Barnes (31)
Dirk Nowitzki (12)
Barea, Smith Jr. (4)
American Airlines Center 20,302
3–15
19
November 22
@ Memphis
W 95–94
Harrison Barnes (22)
Harrison Barnes (9)
J. J. Barea (11)
FedExForum 16,101
4–15
20
November 25
Oklahoma City
W 97–81
Dirk Nowitzki (19)
Harrison Barnes (12)
J. J. Barea (6)
American Airlines Center 20,340
5–15
21
November 27
@ San Antonio
L 108–115
Matthews, Smith Jr. (19)
Harrison Barnes (8)
J. J. Barea (7)
AT&T Center 17,918
5–16
22
November 29
Brooklyn
L 104–109
Harrison Barnes (17)
Harrison Barnes (8)
Harrison Barnes (6)
American Airlines Center 19,327
5–17 :
December
: 8–8 (home: 5–1; road: 3–7)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
23
December 2
LA Clippers
W 108–82
J. J. Barea (21)
Harrison Barnes (10)
J. J. Barea (10)
American Airlines Center 19,245
6–17
24
December 4
Denver
W 122–105
Harrison Barnes (22)
Harrison Barnes (10)
J. J. Barea (9)
American Airlines Center 19,419
7–17
25
December 6
@ Boston
L 90–97
Harrison Barnes (19)
Barnes, Ferrell, Powell (7)
J. J. Barea (6)
TD Garden 18,624
7–18
26
December 8
@ Milwaukee
L 102–109
Wesley Matthews (29)
Harrison Barnes (8)
J. J. Barea (6)
BMO Harris Bradley Center 15,889
7–19
27
December 10
@ Minnesota
L 92–97
Harrison Barnes (19)
Dwight Powell (6)
Yogi Ferrell (7)
Target Center 13,094
7–20
28
December 12
San Antonio
W 95–89
Harrison Barnes (17)
Dwight Powell (12)
J. J. Barea (6)
American Airlines Center 19,874
8–20
29
December 14
@ Golden State
L 97–112
Dirk Nowitzki (18)
Dirk Nowitzki (9)
Barea, Harris (6)
Oracle Arena 19,596
8–21
30
December 16
@ San Antonio
L 96–98
Maximilian Kleber (21)
Yogi Ferrell (11)
Barea, Ferrell (6)
AT&T Center 18,418
8–22
31
December 18
Phoenix
L 91–97
Harrison Barnes (26)
Maximilian Kleber (8)
J. J. Barea (6)
American Airlines Center 19,245
8–23
32
December 20
Detroit
W 110–93
Harrison Barnes (25)
Harrison Barnes (7)
J. J. Barea (7)
American Airlines Center 19,580
9–23
33
December 22
@ Miami
L 101–113
Yogi Ferrell (23)
Salah Mejri (5)
J. J. Barea (8)
American Airlines Arena 19,600
9–24
34
December 23
@ Atlanta
L 107–112
Harrison Barnes (22)
Dirk Nowitzki (6)
J. J. Barea (12)
Philips Arena 13,402
9–25
35
December 26
Toronto
W 98–93
J. J. Barea (20)
Harrison Barnes (10)
Barea, Smith Jr. (4)
American Airlines Center 20,005
10–25
36
December 27
@ Indiana
W 98–94
Dirk Nowitzki (15)
Dirk Nowitzki (7)
J. J. Barea (7)
Bankers Life Fieldhouse 17,923
11–25
37
December 29
@ New Orleans
W 128–120
Dennis Smith Jr. (21)
Dirk Nowitzki (12)
Dennis Smith Jr. (10)
Smoothie King Center 16,878
12–25
38
December 31
@ Oklahoma City
W 116–113
Harrison Barnes (24)
J. J. Barea (7)
J. J. Barea (11)
Chesapeake Energy Arena 18,203
13–25 :
January
: 3–11 (home: 2–7; road: 1–4)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
39
January 3
Golden State
L 122–125
Wesley Matthews (22)
Nowitzki, Powell (8)
Dennis Smith Jr. (8)
American Airlines Center 20,212
13–26
40
January 5
Chicago
L 124–127
Wesley Matthews (24)
Harrison Barnes (7)
J. J. Barea (9)
American Airlines Center 20,073
13–27
41
January 7
New York
L 96–100
Harrison Barnes (25)
Barnes, Mejri (7)
Devin Harris (6)
American Airlines Center 20,171
13–28
42
January 9
Orlando
W 114–99
Smith Jr., Nowitzki (20)
Yogi Ferrell (8)
J. J. Barea (12)
American Airlines Center 19,306
14–28
43
January 10
@ Charlotte
W 115–111
Harrison Barnes (25)
Harrison Barnes (11)
Dennis Smith Jr. (6)
Spectrum Center 14,462
15–28
44
January 13
LA Lakers
L 101–107 (OT)
Dennis Smith Jr. (23)
Yogi Ferrell (10)
Ferrell, Matthews (4)
American Airlines Center 20,209
15–29
45
January 16
@ Denver
L 102–105
Dennis Smith Jr. (25)
Dwight Powell (7)
Yogi Ferrell (7)
Pepsi Center 14,097
15–30
46
January 20
@ Portland
L 108–117
Wesley Matthews (23)
Harrison Barnes (10)
Dennis Smith Jr. (6)
Moda Center 19,464
15–31
47
January 22
Washington
W 98–75
Harrison Barnes (20)
Harrison Barnes (10)
Dennis Smith Jr. (6)
American Airlines Center 19,328
16–31
48
January 24
Houston
L 97–104
Wesley Matthews (29)
Salah Mejri (10)
Dennis Smith Jr. (6)
American Airlines Center 19,378
16–32
49
January 26
Portland
L 93–107
Harrison Barnes (21)
Harrison Barnes (7)
Dennis Smith Jr. (7)
American Airlines Center 19,876
16–33
50
January 27
@ Denver
L 89–91
Harrison Barnes (22)
Barnes, Matthews, Mejri, Smith Jr. (6)
Dennis Smith Jr. (6)
Pepsi Center 19,520
16–34
51
January 29
Miami
L 88–95
Harrison Barnes (20)
Dwight Powell (10)
Dennis Smith Jr. (10)
American Airlines Center 19,555
16–35
52
January 31
@ Phoenix
L 88–102
Dennis Smith Jr. (17)
Dirk Nowitzki (10)
Dennis Smith Jr. (6)
Talking Stick Resort Arena 15,923
16–36 :
February
: 3–7 (home: 2–2; road: 1–5)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
53
February 3
@ Sacramento
W 106–99
Harrison Barnes (18)
Dwight Powell (9)
J. J. Barea (11)
Golden 1 Center 17,583
17–36
54
February 5
@ LA Clippers
L 101–104
Wesley Matthews (23)
Dwight Powell (10)
three players (5)
Staples Center 15,127
17–37
55
February 8
@ Golden State
L 103–121
Dennis Smith Jr. (22)
Dirk Nowitzki (11)
J. J. Barea (8)
Oracle Arena 19,596
17–38
56
February 10
LA Lakers
W 130–123
Dirk Nowitzki (22)
Dwight Powell (7)
J. J. Barea (9)
American Airlines Center 20,162
18–38
57
February 11
@ Houston
L 97–104
Yogi Ferrell (20)
Dwight Powell (12)
Dennis Smith Jr. (11)
Toyota Center 18,055
18–39
58
February 13
Sacramento
L 109–114
J. J. Barea (19)
Nowitzki, Powell (6)
J. J. Barea (13)
American Airlines Center 19,801
18–40
59
February 23
@ LA Lakers
L 102–124
Barnes, Matthews (19)
Harrison Barnes (7)
J. J. Barea (6)
Staples Center 18,997
18–41
60
February 24
@ Utah
L 90–97
J. J. Barea (17)
Dirk Nowitzki (12)
J. J. Barea (10)
Vivint Smart Home Arena 18,306
18–42
61
February 26
Indiana
W 109–103
Harrison Barnes (21)
Dwight Powell (14)
J. J. Barea (9)
American Airlines Center 19,536
19–42
62
February 28
Oklahoma City
L 110–111 (OT)
Harrison Barnes (26)
Dirk Nowitzki (8)
J. J. Barea (7)
American Airlines Center 20,202
19–43 :
March
: 4–10 (home: 2–5; road: 2–5)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
63
March 2
@ Chicago
L 100–108
Harrison Barnes (26)
Dwight Powell (11)
Wesley Matthews (4)
United Center 21,017
19–44
64
March 4
New Orleans
L 109–126
Nowitzki, Smith Jr. (23)
Dwight Powell (11)
Dennis Smith Jr. (7)
American Airlines Center 19,798
19–45
65
March 6
Denver
W 118–107
Yogi Ferrell (24)
Nerlens Noel (14)
Dennis Smith Jr. (11)
American Airlines Center 19,504
20–45
66
March 10
Memphis
W 114–80
Harrison Barnes (25)
Dwight Powell (10)
Yogi Ferrell (6)
American Airlines Center 19,579
21–45
67
March 11
Houston
L 82–105
Dwight Powell (20)
Kyle Collinsworth (10)
J. J. Barea (13)
American Airlines Center 20,394
21–46
68
March 13
@ New York
W 110–97
Harrison Barnes (30)
Dorian Finney-Smith (9)
J. J. Barea (7)
Madison Square Garden 18,597
22–46
69
March 16
@ Toronto
L 115–122 (OT)
Harrison Barnes (27)
Dwight Powell (8)
J. J. Barea (6)
Air Canada Centre 19,800
22–47
70
March 17
@ Brooklyn
L 106–114
Dennis Smith Jr. (21)
Collinsworth, Jones, Nowitzki (7)
Yogi Ferrell (12)
Barclays Center 13,877
22–48
71
March 20
@ New Orleans
L 105–115
Barnes, Nowitzki (19)
three players (6)
J. J. Barea (8)
Smoothie King Center 14,484
22–49
72
March 22
Utah
L 112–119
J. J. Barea (23)
Dorian Finney-Smith (5)
J. J. Barea (8)
American Airlines Center 19,725
22–50
73
March 24
Charlotte
L 98–102
Dennis Smith Jr. (21)
Nerlens Noel (12)
Dennis Smith Jr. (6)
American Airlines Center 20,085
22–51
74
March 27
@ Sacramento
W 103–97
Harrison Barnes (20)
Maxi Kleber (9)
Barnes, Smith Jr. (6)
Golden 1 Center 17,583
23–51
75
March 28
@ LA Lakers
L 93–103
Harrison Barnes (17)
Dirk Nowitzki (7)
Dennis Smith Jr. (8)
Staples Center 18,997
23–52
76
March 30
Minnesota
L 92–93
Harrison Barnes (19)
Nerlens Noel (12)
Dennis Smith Jr. (7)
American Airlines Center 20,244
23–53 :
April
: 1–5 (home: 1–1; road: 0–4)
GameDateTeamScoreHigh pointsHigh reboundsHigh assistsLocation AttendanceRecord
77
April 1
@ Cleveland
L 87–98
Harrison Barnes (30)
Noel, Nowitzki (7)
Harrison Barnes (5)
Quicken Loans Arena 20,562
23–54
78
April 3
Portland
W 115–109
Dennis Smith Jr. (18)
Kleber, Smith Jr. (8)
Dennis Smith Jr. (8)
American Airlines Center 19,624
24–54
79
April 4
@ Orlando
L 100–105
Jalen Jones (15)
Kyle Collinsworth (9)
Yogi Ferrell (7)
Amway Center 18,112
24–55
80
April 6
@ Detroit
L 106–113 (OT)
Johnathan Motley (26)
Johnathan Motley (12)
Dennis Smith Jr. (8)
Little Caesars Arena 18,768
24–56
81
April 8
@ Philadelphia
L 97–109
Harrison Barnes (21)
Dwight Powell (10)
Dennis Smith Jr. (11)
Wells Fargo Center 20,846
24–57
82
April 10
Phoenix
L 97–124
Johnathan Motley (21)
Kyle Collinsworth (11)
Kyle Collinsworth (8)
American Airlines Center 20,041
24–58 :
2017–18 season schedule :

## Player statistics
### Regular season

| Player | POS | GP | GS | MP | REB | AST | STL | BLK | PTS | MPG | RPG | APG | SPG | BPG | PPG |
| Yogi Ferrell | SG | 82 | 21 | 2,282 | 249 | 201 | 64 | 9 | 838 | 27.8 | 3.0 | 2.5 | .8 | .1 | 10.2 |
| Dwight Powell | C | 79 | 24 | 1,672 | 444 | 91 | 67 | 32 | 671 | 21.2 | 5.6 | 1.2 | .8 | .4 | 8.5 |
| Harrison Barnes | PF | 77 | 77 | 2,634 | 468 | 152 | 49 | 14 | 1,452 | 34.2 | 6.1 | 2.0 | .6 | .2 | 18.9 |
| Dirk Nowitzki | C | 77 | 77 | 1,900 | 438 | 120 | 43 | 45 | 927 | 24.7 | 5.7 | 1.6 | .6 | .6 | 12.0 |
| Maxi Kleber | PF | 72 | 35 | 1,206 | 234 | 51 | 26 | 47 | 386 | 16.8 | 3.3 | .7 | .4 | .7 | 5.4 |
| Dennis Smith Jr. | PG | 69 | 69 | 2,049 | 260 | 358 | 71 | 18 | 1,048 | 29.7 | 3.8 | 5.2 | 1.0 | .3 | 15.2 |
| J. J. Barea | PG | 69 | 11 | 1,603 | 201 | 434 | 35 | 3 | 801 | 23.2 | 2.9 | 6.3 | .5 | .0 | 11.6 |
| Wesley Matthews | SF | 63 | 63 | 2,131 | 198 | 172 | 76 | 16 | 802 | 33.8 | 3.1 | 2.7 | 1.2 | .3 | 12.7 |
| Salah Mejri | C | 61 | 1 | 729 | 246 | 35 | 22 | 67 | 214 | 12.0 | 4.0 | .6 | .4 | 1.1 | 3.5 |
| Devin Harris$^†$ | PG | 44 | 1 | 807 | 85 | 85 | 33 | 8 | 373 | 18.3 | 1.9 | 1.9 | .8 | .2 | 8.5 |
| Kyle Collinsworth | SF | 32 | 2 | 480 | 107 | 56 | 17 | 9 | 101 | 15.0 | 3.3 | 1.8 | .5 | .3 | 3.2 |
| Nerlens Noel | C | 30 | 6 | 472 | 168 | 20 | 31 | 22 | 131 | 15.7 | 5.6 | .7 | 1.0 | .7 | 4.4 |
| Doug McDermott$^†$ | SF | 26 | 3 | 596 | 66 | 29 | 9 | 4 | 235 | 22.9 | 2.5 | 1.1 | .3 | .2 | 9.0 |
| Dorian Finney-Smith | PF | 21 | 13 | 448 | 75 | 26 | 10 | 4 | 123 | 21.3 | 3.6 | 1.2 | .5 | .2 | 5.9 |
| Antonius Cleveland$^†$ | SG | 13 | 0 | 81 | 10 | 2 | 6 | 4 | 10 | 6.2 | .8 | .2 | .5 | .3 | .8 |
| Jalen Jones$^†$ | SF | 12 | 0 | 162 | 35 | 4 | 5 | 1 | 69 | 13.5 | 2.9 | .3 | .4 | .1 | 5.8 |
| Johnathan Motley | PF | 11 | 4 | 176 | 49 | 7 | 3 | 2 | 96 | 16.0 | 4.5 | .6 | .3 | .2 | 8.7 |
| Aaron Harrison | SG | 9 | 3 | 233 | 24 | 11 | 9 | 2 | 60 | 25.9 | 2.7 | 1.2 | 1.0 | .2 | 6.7 |
| Jeff Withey | C | 9 | 0 | 39 | 10 | 0 | 0 | 3 | 15 | 4.3 | 1.1 | .0 | .0 | .3 | 1.7 |
| Gian Clavell | SG | 7 | 0 | 64 | 7 | 3 | 2 | 0 | 20 | 9.1 | 1.0 | .4 | .3 | .0 | 2.9 |
| Jameel Warney | PF | 3 | 0 | 27 | 9 | 0 | 0 | 0 | 17 | 9.0 | 3.0 | .0 | .0 | .0 | 5.7 |
| Josh McRoberts | PF | 2 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 3.0 | .0 | .0 | .0 | .0 | .0 |
| Scotty Hopson | SG | 1 | 0 | 8 | 0 | 1 | 0 | 0 | 1 | 8.0 | .0 | 1.0 | .0 | .0 | 1.0 |
* $^†$ Denotes player spent time with another team in the season. Stats reflect time with the Mavericks only.

## Transactions
### Trades

| June 28, 2017 | To Dallas MavericksCash considerations | To Houston RocketsDeAndre Liggins |
| June 29, 2017 | To Dallas MavericksCash considerations | To Houston RocketsJarrod Uthoff |
| July 7, 2017 | To Dallas MavericksJosh McRoberts Future second-round draft pick Cash considerations | To Miami HeatA. J. Hammons |
| February 8, 2018 | To Dallas MavericksDoug McDermott Future second-round draft pick (from Portland via Denver) | To Denver NuggetsDevin Harris Future second-round draft pick (from L.A. Clippers via New York) |
| To New York KnicksEmmanuel Mudiay ||

### Free agents
#### Re-signed

| Player | Signed |
| Dirk Nowitzki | July 6, 2017 |
| Nerlens Noel | August 28, 2017 |

#### Additions

| Player | Signed | Former Team |
| Brandon Ashley | | Alba Berlin |
| Gian Clavell | Signed two-way contract (converted from training camp deal). | Brujos de Guayama |
| Antonius Cleveland | Signed two-way contract | Santa Cruz Warriors |
| Kyle Collinsworth | Signed two-way contract / two 10-day contracts / 1-year deal | Texas Legends / Dallas Mavericks |
| PJ Dozier | | South Carolina Gamecocks |
| Aaron Harrison | Signed 10-day contract / 1-year deal | Reno Bighorns |
| Scotty Hopson | Signed 10-day contract | Galatasaray Odeabank |
| Jalen Jones | Signed two-way contract | New Orleans Pelicans / Greensboro Swarm |
| Maxi Kleber | Signed 1-year contract worth the veteran minimum | Bayern Munich |
| Johnathan Motley | Signed two-way contract | Baylor Bears |
| Jameel Warney | Signed two 10-day contracts | Texas Legends |
| Maalik Wayns | | Maccabi Rishon LeZion |
| Jeff Withey | | Utah Jazz |

#### Subtractions

| Player | Reason Left | New Team |
| Brandon Ashley | Waived | Texas Legends |
| Nicolás Brussino | Waived | Atlanta Hawks |
| Gian Clavell | Waived | Sakarya Büyükşehir Belediyesi |
| Antonius Cleveland | Waived | Atlanta Hawks |
| Kyle Collinsworth | Waived / Second 10-day contract expired | Dallas Mavericks / Texas Legends |
| P. J. Dozier | Waived | Oklahoma City Thunder / Oklahoma City Blue |
| Scotty Hopson | 10-day contract expired | |
| Josh McRoberts | Waived | |
| Jameel Warney | Waived | Texas Legends |
| Maalik Wayns | Waived | Divina Seguros Joventut |
| Jeff Withey | Waived | |