Josh Weinstein is married to Lisa Simmons, a West Coast editor of Cosmopolitan. The couple wed in a Jewish ceremony in 1995.
Lisa and Josh are parents of two children; a daughter named Molly and a son named Simon, both born in 1999.
Josh was born to Rosa and Harris Weinstein on May 5, 1966, in Washington, D.C. His father is a lawyer for Covington & Burling, and his mother is the director of the Himmelfarb Mobile University which provides education for the elderly. He has two siblings; a brother named Jacob and a sister named Teme.
He was raised in Washington where he attended St. Albans School where he met Bill Oakley in the eighth grade. In 1983, the two best friends created the school humor magazine The Alban Antic.
During his time at Stanford University, Josh served as editor-in-chief of the Stanford Chaparral. He is an honorary member of the Harvard Lampoon for his works on some of Lampoon’s parody publications with Oakley over the summers between course years.