# 1977 Stockholm Open – Singles

Mark Cox was the defending champion, but lost in the second round this year.
Sandy Mayer won the title, defeating Raymond Moore 6–2, 6–4 in the final.

## Seeds

* Brian Gottfried (third round)
* Raúl Ramírez (third round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Final | Final | Final |
| Sandy Mayer | 6 | 6 | | | |
| Stan Smith | 4 | 1 | | | |
| Stan Smith | 4 | 1 | Sandy Mayer | 6 | 6 |
| | | | Raymond Moore | 2 | 4 |
| Raymond Moore | 6 | 7 | Raymond Moore | 2 | 4 |
| Wojtek Fibak | 3 | 6 | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| 1 | B Gottfried | 6 | 6 | | | | | | | | | | | | |
| Q | T Larsen | 1 | 4 | | 1 | B Gottfried | 6 | 6 | | | | | | | |
| | R Norberg | 6 | 6 | | | R Norberg | 2 | 4 | | | | | | | |
| | J Yuill | 3 | 1 | | | | | | 1 | B Gottfried | 4 | 4 | | | |
| | R Drysdale | 6 | 6 | 6 | | | | | | S Mayer | 6 | 6 | | | |
| | F McMillan | 7 | 3 | 2 | | R Drysdale | 0 | 4 | | | | | | | |
| | T Šmíd | 2 | 5 | | | S Mayer | 6 | 6 | | | | | | | |
| | S Mayer | 6 | 7 | | | | | | | | | | S Mayer | 6 | 6 |
| | J Antonas | 1 | 1 | | | | | | | | | | H Solomon | 3 | 4 |
| | B Bertram | 6 | 6 | | | B Bertram | 2 | 4 | | | | | | | |
| | E van Dillen | 3 | 7 | 4 | | T Waltke | 6 | 6 | | | | | | | |
| | T Waltke | 6 | 6 | 6 | | | | | | T Waltke | 3 | 5 | | | |
| | P Hjertquist | 2 | 3 | | | | | | | H Solomon | 6 | 7 | | | |
| | J James | 6 | 6 | | | J James | 2 | 4 | | | | | | | |
| | S Stewart | 3 | 3 | | | H Solomon | 6 | 6 | | | | | | | |
| | H Solomon | 6 | 6 | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | E Dibbs | 6 | 6 | 5 | | | | | | | | | | | | |
| | K Richardson | 7 | 3 | 7 | K Richardson | 6 | 4 | 5 | | | | | | | | |
| | R Fisher | 6 | 4 | | G Hardie | 4 | 6 | 7 | | | | | | | | |
| | G Hardie | 7 | 6 | | | | | | G Hardie | 6 | 6 | | | | | |
| | J Källqvist | 4 | 6 | | | | | | T Svensson | 4 | 2 | | | | | |
| | T Svensson | 6 | 7 | | T Svensson | 6 | 2 | 6 | | | | | | | | |
| Q | Hans Goransson | 6 | 3 | | B Taróczy | 1 | 6 | 3 | | | | | | | | |
| | B Taróczy | 7 | 6 | | | | | | | | | | G Hardie | 7 | 4 | 5 |
| | J Kodeš | 6 | 7 | | | | | | | | | | S Smith | 6 | 6 | 7 |
| | B Lloyd | 1 | 5 | | J Kodeš | 6 | 6 | | | | | | | | | |
| | D Palm | 6 | 6 | | D Palm | 3 | 0 | | | | | | | | | |
| | M Machette | 3 | 2 | | | | | | J Kodeš | 1 | 6 | 4 | | | | |
| | B Martin | 6 | 6 | | | | | | S Smith | 6 | 4 | 6 | | | | |
| Q | O Palmer | 3 | 1 | | B Martin | 3 | 4 | | | | | | | | | |
| Q | S Simonsson | 3 | 6 | 1 | S Smith | 6 | 6 | | | | | | | | | |
| | S Smith | 6 | 3 | 6 | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | J Borowiak | 6 | 3 | 4 | | | | | | | | | | | | |
| | K Johansson | 2 | 6 | 6 | K Johansson | 6 | 6 | | | | | | | | | |
| Q | G Oropez | 2 | 6 | 5 | B Phillips-Moore | 1 | 1 | | | | | | | | | |
| | B Phillips-Moore | 6 | 1 | 7 | | | | | K Johansson | 4 | 7 | 6 | | | | |
| | F Pala | 2 | 3 | | | | | | J-L Haillet | 6 | 6 | 2 | | | | |
| | J-L Haillet | 6 | 6 | | J-L Haillet | 6 | 5 | 6 | | | | | | | | |
| | F González | 6 | 6 | 7 | F González | 1 | 7 | 1 | | | | | | | | |
| | R Lutz | 4 | 7 | 6 | | | | | | | | | K Johansson | 7 | 5 | 4 |
| | R Moore | 2 | 7 | 6 | | | | | | | | | R Moore | 5 | 7 | 6 |
| | J Lloyd | 6 | 6 | 2 | R Moore | 6 | 7 | | | | | | | | | |
| | ON Bengtson | 1 | 4 | | P Hutka | 2 | 6 | | | | | | | | | |
| | P Hutka | 6 | 6 | | | | | | R Moore | 6 | 5 | 6 | | | | |
| | J Feaver | 4 | 6 | | | | | | R Taylor | 2 | 7 | 3 | | | | |
| | R Taylor | 6 | 7 | | R Taylor | 6 | 6 | | | | | | | | | |
| | B Mitton | 2 | 2 | | M Cox | 4 | 4 | | | | | | | | | |
| | M Cox | 6 | 6 | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | W Fibak | 6 | 6 | 6 | | | | | | | | | | | | | | |
| | B Andersson | 7 | 2 | 3 | | W Fibak | 6 | 6 | | | | | | | | | | |
| | U Eriksson | 5 | 6 | 6 | | U Eriksson | 2 | 1 | | | | | | | | | | |
| | J Norbäck | 7 | 3 | 4 | | | | | | | W Fibak | 6 | 6 | | | | | |
| | E Friedler | 3 | 6 | 4 | | | | | | | T Okker | 2 | 2 | | | | | |
| | A Amritraj | 6 | 3 | 6 | | A Amritraj | 2 | 1 | | | | | | | | | | |
| | F McNair | 6 | 6 | 5 | | T Okker | 6 | 6 | | | | | | | | | | |
| | T Okker | 7 | 4 | 7 | | | | | | | | | | | W Fibak | 7 | 4 | 7 |
| | P Fleming | 7 | 4 | 6 | | | | | | | | | | | B Teacher | 5 | 6 | 6 |
| | A Pattison | 5 | 6 | 7 | | A Pattison | 6 | 3 | 6 | | | | | | | | | |
| | B Teacher | 6 | 7 | | | B Teacher | 4 | 6 | 7 | | | | | | | | | |
| | L Elvstrøm | 3 | 5 | | | | | | | | B Teacher | 7 | 4 | 6 | | | | |
| | J Granát | 3 | 3 | | | | | | | 2 | R Ramírez | 5 | 6 | 4 | | | | |
| | C Pasarell | 6 | 6 | | | C Pasarell | 6 | 5 | 3 | | | | | | | | | |
| | D Martin Jr. | 2 | 1 | | 2 | R Ramírez | 4 | 7 | 6 | | | | | | | | | |
| 2 | R Ramírez | 6 | 6 | | | | | | | | | | | | | | | |