|No. 74 – Dallas Cowboys|
|Born:||August 3, 1996|
|Height:||6 ft 5 in (1.96 m)|
|Weight:||256 lb (116 kg)|
|High school:||Phoenix (AZ) Desert Vista|
|NFL Draft:||2019 / Round: 7 / Pick: 241|
|Career highlights and awards|
|Career NFL statistics|
|Player stats at PFR|
Jelks attended Desert Vista High School. He played football in only 3 years. As a senior, he was a two-way starter at defensive and left tackle. He registered 72 tackles (12 for loss), 10 sacks, 3 forced fumbles and one blocked field goal, while receiving All-state honors.
He finsihed his high school career with 113 tackles (17 for loss), 15 sacks, 4 forced fumbles and 3 fumble recoveries.
Jelks accepted a football scholarship from the University of Oregon. After redshirting for a year, he appeared in 11 games as a backup defensive end, collecting 9 tackles (6 in the final three games) and 3 sacks as a freshman.
As a sophomore in a reserve role, he contributed with 31 tackles (4 for loss), 2 sacks and 2 pass breakups in 8 games.
As a junior, he started all 13 games, recording 59 tackles 6.5 sacks (led the team), 15 tackles for loss (led the team) and 7 pass breakups. He had 9 tackles in the 2017 Las Vegas Bowl. He was put on the watchlist for the Chuck Bednarik Award during the season. He was named to the All-Pac-12 second-team, Pro Football Focus first-team All-Pac-12 and the Phil Steele second-team All-Pac-12 Conference.
- Skopil, Erik (October 6, 2017). "Jalen Jelks added to Bednarik Watch List". 247 Sports. Retrieved May 8, 2018.
- Wade, Kevin (April 23, 2018). "Oregon's Jalen Jelks earning 1st round projection for 2019 Draft". 247 Sports. Retrieved May 8, 2018.
- Greif, Andrew (December 13, 2017). "In boost to Oregon defense, Jalen Jelks will return for senior season". The Oregonian. Retrieved April 8, 2019.
- "The Dallas Cowboys select DE Jalen Jelks with the 241st pick in the 2019 NFL Draft". Blogging The Boys. April 27, 2019.