Walker lived in Santa Barbara with his dogs.[6][24] He and Rebecca Soteros,[25] a one-time girlfriend, have a daughter named Meadow,[26] who lived with her mother in Hawaii for 13 years and then moved to California to live with Walker in 2011.[27] He previously dated Jasmine Gosnell.[28]
He held a brown belt in Brazilian jiu-jitsu under Ricardo "Franjinha" Miller at Paragon Jiu-Jitsu[29] and was awarded with his black belt by Miller posthumously.[30]