| Event Details | |
|---|---|
| Organization | Ultimate Fighting Championship |
| Name | UFC 20 - Battle for the Gold |
| Date | May 7th, 1999 |
| Venue | Boutwell Municipal Auditorium |
| Location | Birmingham, Alabama, United States |
| Fight #1 | |
|---|---|
| Heavyweight Bout | |
  |
|
| Ron Waterman | Chris Condo |
| Ron Waterman via TKO (Punches) | |
| Time Round 1 @ 0:28 |
Referee John McCarthy |
| Fight #2 | |
|---|---|
| Welterweight Bout | |
|
|
| LaVerne Clark | Fabiano Iha |
| LaVerne Clark via TKO (Doctor Stoppage) | |
| Time Round 1 @ 1:31 |
Referee Mario Yamasaki |
| Fight #3 | |
|---|---|
| Welterweight Bout | |
|
|
| Marcelo Mello | Dave Roberts |
| Marcelo Mello via TKO (Punches) | |
| Time Round 1 @ 1:23 |
Referee John McCarthy |
| Fight #4 | |
|---|---|
| Light Heavyweight Bout | |
  |
|
| Wanderlei Silva | Tony Petarra |
| Wanderlei Silva via KO (Knee) | |
| Time Round 1 @ 2:53 |
Referee Mario Yamasaki |
| Fight #5 | |
|---|---|
| Heavyweight Bout | |
|
|
| Pete Williams | Travis Fulton |
| Pete Williams via Submission (Armbar) | |
| Time Round 1 @ 6:28 |
Referee John McCarthy |
| Fight #6 | |
|---|---|
| Heavyweight Bout | |
|
|
| Pedro Rizzo | Tra Telligman |
| Pedro Rizzo via KO (Punch) | |
| Time Round 1 @ 4:30 |
Referee John McCarthy |
| Fight #7 | |
|---|---|
 UFC Heavyweight Title Bout |
|
 |
|
| Bas Rutten | Kevin Randleman |
| Bas Rutten via Decision (Split) | |
| Time Round 1 @ 21:00 |
Referee John McCarthy |