Gregg Wallis

• School UC Irvine
• High School Chatsworth High School

• Born December 18, 1982

Biographical Information

Gregg Wallis has been a college coach.

Wallis hit .319 as a senior in college. He then joined the UC Irvine staff as an assistant coach in 2006. He was at Cal State Fullerton from 2008-2010. He worked for the University of Tennessee baseball program from 2011-20213 then was assistant coach at Grand Canyon University from 2014-2022 before taking over for Andy Stankiewicz. He was named Western Athletic Conference Coach of the Year his rookie season. He remained at GCU until being fired in March 2026, going 112-91. He then became head coach at UC Riverside for 2027.

Primary source: Grand Canyon bio