Martell Irby: DB · Arizona · #13.
Closest statistical matches, adjusted for opponent strength.
Martell Irby
Moves between deep coverage and the slot. Played for two head coaches across four seasons and two programs. A game that shows it: 7 tackles and 1 tackle for loss against Northern Arizona — Week 1, 2023.
Play style
Moves between deep coverage and the slot — the modern positionless DB.
Activity vs finishing · season enumeration
What the box score actually says
32 tackles. 2 passes defended. 1 interception. 3 TFL.
Counts only, never a rate — splash-event sample sizes this small (interceptions, pass breakups, TFL) are noise as a rate and signal only as a tally.
No outlet on our list has written about this player by name this season.
Swipe the table sideways for more columns.
Game log · Week-by-week
2023 season · 9 games
Swipe the table sideways for more columns.
| Wk | Opp | TKL | SOLO | TFL | SACK | INT | PD | Note |
|---|---|---|---|---|---|---|---|---|
| Wk 1 | W 38-3vs Northern Arizona | 7 | 5 | 1.0 | 0.0 | — | 2 | |
| Wk 2 | L 24-31@ Mississippi State | 5 | 2 | 1.0 | 0.0 | — | 0 | |
| Wk 3 | W 31-10vs UTEP | 2 | 1 | 0.0 | 0.0 | — | 0 | |
| Wk 6 | L 41-43@ No. 9 USC | 2 | 1 | 0.0 | 0.0 | — | 0 | |
| Wk 7 | W 44-6@ No. 19 Washington State | 2 | 1 | 0.0 | 0.0 | — | 0 | |
| Wk 9 | W 27-24vs No. 11 Oregon State | 1 | 0 | 0.0 | 0.0 | — | 0 | |
| Wk 10 | W 27-10vs No. 20 UCLA | 4 | 2 | 0.0 | 0.0 | — | 0 | |
| Wk 11 | W 34-31@ Colorado | 2 | 2 | 0.0 | 0.0 | — | 0 | |
 Bowl | W 38-24vs No. 12 Oklahoma | 7 | 3 | 1.0 | 0.0 | 1 | 0 | |
| Total | 32 | 17 | 3.0 | 0.0 | 1 | 2 |
Where his impact shows up on the stat sheet
PD rate
6%2 pass breakupsInterceptions
1interceptionsTackle volume
32tackles this seasonTFL rate
9%3 TFL32 tackles · 3 for loss · 2 pass breakups · 1 interception.
Splits · Per-game
2023 season · 9 games
Home vs Road
| TKL/g | TFL/g | SACK/g | PD/g | |
|---|---|---|---|---|
| Home4g | 3.5 | 0.2 | 0.0 | 0.5 |
| Road4g | 2.8 | 0.2 | 0.0 | 0.0 |
First half vs Second half
| TKL/g | TFL/g | SACK/g | PD/g | |
|---|---|---|---|---|
| Weeks 1-76g | 4.2 | 0.5 | 0.0 | 0.3 |
| Weeks 8+3g | 2.3 | 0.0 | 0.0 | 0.0 |
Supporting cast · Scheme
Staff and system around the player
Head Coach
Jedd Fisch
Pass share
54.5%
463 pass / 386 run
Plays / game
65.3
13 games
Team sack rate
5.5%
487 dropbacks · PBP
Scheme: Balanced.
Player standing · 2023
About as many tackles a game as a typical FBS defensive back who plays every week.
Recognition
Production · CFB Zeitgeist Score
Three-star recruit. Now #334 at the position.
How it ended
Four seasons, at UCLA and Arizona, 61 tackles — the college career is complete.
A stat line in 34 games over four seasons.
Coaching lineage · 2018–2023
2 coachesPlayed for 2 head coaches at 2 schools: Chip Kelly and Jedd Fisch.
