Dat Nguyen (born September 25, 1975) is an American former professional football player who was a linebacker for seven seasons with the Dallas Cowboys of the National Football League (NFL). He played college football for the Texas A&M Aggies, earning unanimous All-American honors. He is the first Vietnamese-American to be drafted, play, and be recognized as an All-Pro in the NFL. In 2017, Nguyen was elected to the College Football Hall of Fame.
Dat married his college sweetheart, Becky, and they have three daughters and twin boys. In May 2004, Nguyen was awarded a Golden Torch Award at the Vietnamese American National Gala in Washington, D.C. In 2012, he became cohost with Jasson Minnix of an afternoon sports talk program on ESPN in San Antonio. In March 2016, Nguyen became an owner/operator of a Chick-fil-A franchise located at Montgomery Plaza in Fort Worth, Texas.