05/05/2006 at 06:00 PM EDT
Mark-Paul Gosselaar, 32, and wife Lisa, 34, welcomed their second child, daughter Ava Lorenn, at noon on Sunday in Los Angeles, PEOPLE has learned exclusively.
"Mother, daughter and family are all well," says rep Ame Van Iden.
Gosselaar, a star of ABC's Commander in Chief,
and Lisa also have a son, Michael Charles, 2.
The couple met when Lisa had a small role on Saved by the Bell,
the show that made Gosselaar famous. They married in 1996.
Gosselaar, a former child star who began modeling at age 5 and hit it big on Bell
in 1989, also starred on NYPD Blue.