Defensive back, UCLA (from Cal Poly), 2022–26
Mason Rivera
- Number
- No. 28
- Height
- 6′0″
- Weight
- 190 lb
- Class (2026)
- Senior
- Hometown
- Tracy, CA
Mason Rivera plays defensive back for UCLA, after Cal Poly (2022–25). Last time out, against Wisconsin: 2 tackles, 1 sack.
2026 so far
6 tackles, 1 sack, 1 INT
Last game: 2 tackles, 1 sack vs. Wisconsin, W 17–7
Next game: vs. Michigan State, Oct 24
Filled bars: wins; outlined: losses.
Defense
* The season in progress, so far.
Season lines from CollegeFootballData, regular season and bowls.
On the roster
| Season | Team | No. | Pos | Class | Ht | Wt |
|---|---|---|---|---|---|---|
| 2022 | Cal Poly | 28 | DB | RS | ||
| 2024 | Cal Poly | 28 | DB | So. | ||
| 2025 | Cal Poly | 28 | DB | Jr. | ||
| 2026 | UCLA | 28 | DB | Sr. | 6′0″ | 190 |
As each season’s roster listed the player (CollegeFootballData). Classes before the latest listing are counted back from it; “Yr 1” is the year on file where that count can’t place a season he played (a redshirt, transfer or 2020 year); height and weight as last listed.
Game by game
2026 UCLA 4 games, 6 tackles, 1 sack, 1 INT
| Date | Opponent | Result | Tkl | Solo | TFL | Sacks | Int | PD |
|---|---|---|---|---|---|---|---|---|
| Sep 5 | at California | W 45–24 | 1 | 1 | 0 | 0 | 0 | 0 |
| Sep 26 | at Maryland | W 54–3 | 2 | 1 | 0 | 0 | 1 | 0 |
| Oct 10 | at Oregon | W 17–15 | 1 | 0 | 0 | 0 | 0 | 0 |
| Oct 17 | vs. Wisconsin | W 17–7 | 2 | 2 | 1 | 1 | 0 | 0 |
2025 Cal Poly 2 games, 6 tackles, 1 INT
2024 Cal Poly 2 games, 5 tackles, 1 INT
Box scores from CollegeFootballData, 2004 on. ✦ postseason; ★ a career high on file.
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