Zack Morris is a real-life family man!
Mark-Paul Gosselaar and wife Catriona McGinn welcomed a baby boy, Dekker Edward, in Los Angeles on Monday.
This is the first child for the couple. Mark has a 10-year-old son, Michael, and a 7-year-old daughter, Ava, from his previous marriage with actress Lisa Ann Russell.
The actor gushed about their bundle of joy to Us Weekly: "We are overjoyed with the new addition to our family. We are madly in love with our little boy. He is healthy and just perfect -- all we could ask for."
Catriona is a successful advertising exec. The pair tied the knot in 2012 after a year-long engagement. Mark and Russell finalized their divorce in 2011, they were married for 14 years.
We love the little guy's name, but what do you think of it? Tell toofab in the comment section below, and click "Launch Gallery" above to see more unusual celebrity baby names!