Tarragona CH 1981 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Jairo Velasco | d. | Eduardo Osta | 6-4 6-2 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Jairo Velasco | d. | Gustavo Tiberti | 6-2 6-3 |
| Eduardo Osta | d. | Jiri Hrebec | 0-6 7-5 6-1 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Jairo Velasco | d. | Gabriel Urpi | 6-0 6-3 |
| Gustavo Tiberti | d. | Pavel Hutka | 6-3 1-6 6-4 |
| Eduardo Osta | d. | Vittorio Magnelli | 6-7 7-6 8-6 |
| Jiri Hrebec | d. | Carlos Castellan | 6-3 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Jairo Velasco | d. | Ferrante Rocchi | 6-3 6-3 |
| Gabriel Urpi | d. | Roberto Vizcaino | 7-5 6-3 |
| Gustavo Tiberti | d. | Eduardo Bengoechea | 2-4 RET |
| Eduardo Osta | d. | Robbie Venter | 6-2 6-3 |
| Vittorio Magnelli | d. | Egan Adams | 3-6 6-3 6-3 |
| Pavel Hutka | d. | Sergio Casal | 6-2 6-4 |
| Jiri Hrebec | d. | Ramiro Benavides | 6-4 6-1 |
| Carlos Castellan | d. | Junie Chatman | 1-6 6-2 7-6 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Roberto Vizcaino | d. | Rory Chappell | 6-3 6-2 |
| Robbie Venter | d. | Alejandro Pierola | 6-2 6-4 |
| Jairo Velasco | d. | Joe Ragland | 6-4 1-6 6-1 |
| Gabriel Urpi | d. | Marzio Miloro | 6-1 6-1 |
| Gustavo Tiberti | d. | Javier Duarte | 6-2 2-6 6-1 |
| Ferrante Rocchi | d. | Juan Aguilera | 6-0 4-6 6-4 |
| Eduardo Osta | d. | Alan Waldman | 7-6 3-6 6-4 |
| Vittorio Magnelli | d. | Mark Wooldridge | 6-2 6-3 |
| Pavel Hutka | d. | Patrizio Parrini | 6-3 6-1 |
| Jiri Hrebec | d. | Blaine Willenborg | 6-0 6-4 |
| Junie Chatman | d. | Zoltan Kuharszky | 7-5 3-1 RET |
| Carlos Castellan | d. | Juan Avendano | 6-3 6-4 |
| Sergio Casal | d. | Cary Stansbury | 6-3 6-1 |
| Eduardo Bengoechea | d. | Javier Roch | 6-2 6-0 |
| Ramiro Benavides | d. | Richard Lewis | 7-5 6-0 |
| Egan Adams | d. | Edgar Schurmann | 4-6 6-4 6-1 |