Jair de Oliveira
BrazilJair de Oliveira, “Mamute”, is a Heavyweight from Brazil with an official record of 6-1. Cage Brothers holds 6 of those bouts: 5 wins and 1 loss, the wins coming 4 by knockout and 1 by submission. The most recent bout on file is a first-round submission loss to Rafael Tobias at Dana White's Contender Series: Season 9, Week 7 on 24 September 2025.
| Date | Opponent | Result | Method | Round | Event |
|---|---|---|---|---|---|
| Sep 24, 2025 | Rafael Tobias | LOSS | SUBSubmission | R1 | Dana White's Contender Series: Season 9, Week 7 |
| May 25, 2024 | Daniel BucherTitle | WIN | KOTKO (Retirement) | R1 · 2:32 | PMW Ultimate Fight 2 |
| Sep 2, 2023 | Alisson Deivid Rodrigues | WIN | KOKO/TKO | R1 | PMW Ultimate Fight 1 |
| Aug 5, 2023 | Pedro Lucas | WIN | SUBSubmission (Americana) | R1 | L.A. Esportes MMA 4 |
| Aug 27, 2022 | Adao JaquielTitle | WIN | KOTKO (Retirement) | R2 | Redenção Fight MMA 2 |
| Apr 30, 2022 | Andrei Pereira Leal | WIN | KOKO/TKO | R1 | Furacão Fight Combate 1 |
Wins, losses and draws are Jair de Oliveira’s official record. Everything else is counted from the 6 bouts we hold a full result for — method, round and time. Per-fight striking and grappling statistics are not published in our data source, so they are not shown.
Jair de Oliveira’s record, in numbers
Jair de Oliveira’s official record is 6-1. Every figure on this page is counted instead from the 6 bouts Cage Brothers holds a result for — 5 wins, 1 loss — because 1 bout from the official record is not in the history we hold.
The 5 wins break down as 4 by knockout and 1 by submission — 5 of 5 inside the distance, a finish rate of 100%. Across all 6 bouts with a recorded finishing round, the average bout lasted 1 minute 15 seconds.
Jair de Oliveira has been stopped once in the 6 bouts on file, by submission — 17% of them.
Of the 6 bouts Cage Brothers holds a result for, 2 were for a title and 1 was the main event of the card. One of them has come since October 2024.
Set against the 485 Heavyweight fighters Cage Brothers holds eight or more bouts for, Jair de Oliveira has a finish rate above 82% of them, a record of avoiding stoppage above 64% of them and a two-year bout count above 68% of them. The comparison is made inside the division rather than across the whole roster, because how often a division finishes depends heavily on what it weighs.
Jair de Oliveira is listed at 5ft 9in with a reach of 69in and is 30, born 8 May 1996.
These figures are recomputed from Jair de Oliveira’s bout history each time results are synced, so they follow the record rather than a fixed snapshot.