# 2018 Launceston Tennis International – Men's singles

Noah Rubin was the defending champion but chose not to defend his title.
Marc Polmans won the title after defeating Bradley Mousley 6–2, 6–2 in the final.

## Seeds

* Marcel Granollers (semifinals)
* Yoshihito Nishioka (first round, retired)
* Kevin King (quarterfinals)
* Evan King (first round)
* Stéphane Robert (second round)
* Alex Bolt (first round)
* Jason Kubler (quarterfinals)
* Christian Harrison (first 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 | Semifinals | Semifinals | Final | Final | Final |
| 1 | Marcel Granollers | 3 | 6 | 6$^5$ | | | |
| | Bradley Mousley | 6 | 3 | 7$^7$ | | | |
| | Bradley Mousley | 6 | 3 | 7$^7$ | Bradley Mousley | 2 | 2 |
| | | | | | Marc Polmans | 6 | 6 |
| WC | Andrew Harris | 1 | 4 | | Marc Polmans | 6 | 6 |
| | Marc Polmans | 6 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | M Granollers | 6$^4$ | 6 | 6 | | | | | | | | | | | | | | |
| | M Purcell | 7$^7$ | 2 | 3 | 1 | M Granollers | 6 | 6 | | | | | | | | | | |
| | K Coppejans | 2 | 6 | 6 | | K Coppejans | 0 | 1 | | | | | | | | | | |
| | S Diez | 6 | 4 | 1 | | | | | 1 | M Granollers | 6 | 3 | 6 | | | | | |
| | B Klein | 4 | 6 | 6$^5$ | | | | | | A Sarkissian | 1 | 6 | 3 | | | | | |
| Q | M Matosevic | 6 | 4 | 7$^7$ | Q | M Matosevic | 5 | 3 | | | | | | | | | | |
| | A Sarkissian | 6 | 6 | | | A Sarkissian | 7 | 6 | | | | | | | | | | |
| 8 | C Harrison | 3 | 3 | | | | | | | | | | | 1 | M Granollers | 3 | 6 | 6$^5$ |
| 3 | K King | 6 | 7 | | | | | | | | | | | | B Mousley | 6 | 3 | 7$^7$ |
| | D Petrović | 2 | 5 | | 3 | K King | 6 | 7$^7$ | | | | | | | | | | |
| | D Altmaier | 5$^r$ | | | | T-h Yang | 3 | 6$^5$ | | | | | | | | | | |
| | T-h Yang | 6 | | | | | | | 3 | K King | 7$^8$ | 6$^6$ | 3 | | | | | |
| Q | N Lammons | 7$^9$ | 5 | 2 | | | | | | B Mousley | 6$^6$ | 7$^8$ | 6 | | | | | |
| | B Mousley | 6$^7$ | 7 | 6 | | B Mousley | 7$^7$ | 6 | | | | | | | | | | |
| Q | G Mina | 6$^4$ | 1 | | 5 | S Robert | 6$^5$ | 4 | | | | | | | | | | |
| 5 | S Robert | 7$^7$ | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | J Kubler | 6 | 6 | | | | | | | | | | | | | |
| | Z Li | 3 | 0 | 7 | J Kubler | 6 | 6 | | | | | | | | | |
| | M Banes | 6 | 6 | | M Banes | 4 | 2 | | | | | | | | | |
| | O Jasika | 1 | 4 | | | | | | 7 | J Kubler | 4 | 5 | | | | |
| LL | L Catarina | 6$^3$ | 1 | | | | | | WC | A Harris | 6 | 7 | | | | |
| | A Whittington | 7$^7$ | 6 | | A Whittington | 6 | 6$^6$ | 6$^4$ | | | | | | | | |
| WC | A Harris | 6 | 7$^8$ | WC | A Harris | 1 | 7$^8$ | 7$^7$ | | | | | | | | |
| 4 | E King | 4 | 6$^6$ | | | | | | | | | | WC | A Harris | 1 | 4 |
| 6/WC | A Bolt | 4 | 2 | | | | | | | | | | | M Polmans | 6 | 6 |
| Q | B Mitchell | 6 | 6 | Q | B Mitchell | 6 | 3 | 4 | | | | | | | | |
| | D Kelly | 6 | 6 | | D Kelly | 4 | 6 | 6 | | | | | | | | |
| WC | L Saville | 4 | 4 | | | | | | | D Kelly | 4 | 3 | | | | |
| WC | H Bourchier | 7 | 6 | | | | | | | M Polmans | 6 | 6 | | | | |
| | R Statham | 5 | 4 | WC | H Bourchier | 3 | 1 | | | | | | | | | |
| | M Polmans | 6 | 3 | | M Polmans | 6 | 6 | | | | | | | | | |
| 2 | Y Nishioka | 4 | 0$^r$ | | | | | | | | | | | | | |