Levi James Brown, III (born March 16, 1984 in Jacksonville, North Carolina) is an American football offensive tackle for the Arizona Cardinals of the National Football League. He was originally drafted by the Cardinals fifth overall in the 2007 NFL Draft. He played college football at Penn State.

Brown attended Granby High School in Norfolk, Virginia and was a student and a letterman in football and basketball. In football, he where he was a two-year starter as both, an offensive lineman and a defensive end. As a senior, he helped lead his team to an 8-2 record and was a first-team All-Tidewater selection and a Second team All-State selection on both offense and defense by the Virginia high school coaches. After his senior season, he participated in the U.S. Army All-American Bowl Game alongside future Arizona Cardinals teammate Travarous Bain.

Originally listed as a defensive lineman, Brown redshirted his freshman season in 2002. In 2003, as a redshirt freshman, he started all 12 games at left tackle and played 841 snaps. In 2004, as a sophomore, Brown started 10 games, including 1 game at right tackle against Iowa, and played 630 snaps. In 2005, as a junior, he started every game at left tackle and played 869 snaps. He was named an Associated Press and Sports Illustrated second-team All-American as well as a first-team All-Big Ten selection. In 2006, he anchored a young offensive line, still earning All-American accolades.