2022: Appeared in 13 games, making his first start vs. San Diego State.
- Eight tackles (0.5 TFL) on the season, with a career-best three coming against Southern Utah.
- Pair of stops in the Pac-12 Championship vs. No. 4 USC.
- Assisted on a TFL in the win at Arizona State.
2021: Saw action in 13 games on the season, recording five tackles and a pass breakup.
- Had two stops each vs. Weber State and at San Diego State.
- Pass breakup came in the win at USC.
- Added another solo tackle in the Stanford victory.
2020: Played in all five games on special teams.
2019: Played in seven games.
- Five tackles.
- Pass breakup vs. Oregon State.
2018: Redshirt.
High School: Played linebacker and tight end as a three-star recruit at Mt. Carmel HS (Calif.).
- Did not play as a senior due to injury.
- One sack, one interception, one fumble recovery and a blocked kick as a junior.
- Also had 29 catches for 315 yards and three touchdowns receiving in 2016.
- 2017 second-team All-CIF San Diego Section in volleyball.
- Also played basketball.
Personal: Son of Vale and Christine Mata’afa … one brother and two sisters … cousin Hercules Mata’afa, the 2017 Associated Press Defensive Player of the Year and a consensus All-American for Washington State, went on to play for the Minnesota Vikings … full name is Andrew Joseph Mata’afa (pronounced mah-tah-ah-fah) … nickname is Drew.