Here’s what’s publicly known about Collin Morikawa’s parents and family recently.
Morikawa’s family background: His parents are Blaine and Debbie Morikawa. They run a commercial laundry business in the Los Angeles area, and Collin has spoken about their support and values, including encouraging him to treat everyone with respect. These details come from profile pieces and interviews shared over the years.[1][4]
Latest notable update involving his family: In February 2026, Morikawa and his wife Katherine (Kat) announced they were expecting their first child, with the baby due in May 2026. He shared the news shortly after winning at Pebble Beach, framing the moment as a personal milestone alongside his on-tour success.[2][3][6]
Earlier context on family heritage: Morikawa has mixed heritage connections (Japanese and Chinese) through his father’s lineage and broader family ties, which have been discussed in multiple profile pieces over the years.[4][1]
Illustration: Morikawa with his wife Kat at Pebble Beach during the February 2026 win, where he announced the baby news (the moment captures a personal milestone alongside a tournament victory). If you’d like, I can pull the exact quotes from those sources or summarize how his family has influenced his career trajectory.
Citations:
Only 23 years old, Collin Morikawa is already a three-time winner and a major champion. But the rising star, whose parentage include American, Japanese and Chinese heritage, has got his feet firmly on the ground.
www.skysports.comHas Collin Morikawa taken any big step after his public disgreement with a PGA Tour pro? Here's all you need to know!
www.essentiallysports.comPEBBLE BEACH, Calif. – Collin Morikawa and his wife, Katherine, are expecting their first child later this spring, and they announced it in style on Sunday at t
www.pgatour.comPEBBLE BEACH, Calif. – Collin Morikawa and his wife, Katherine, are expecting their first child later this spring, and they announced it in style on Sunday at t
www.pgatour.comCollin Morikawa was born on February 6, 1997, and grew up in California. He has a brother named Garrett and now lives in Las Vegas with his wife.
heavy.comAccording to reports, Morikawa has returned to coach Rick Sessinghaus, with the pair not working together since the 2023 Ryder Cup
www.golfmonthly.comFormer Cal golfer Collin Morikawa made a one-foot birdie putt on the final hole to win the Pebble Beach Pro-Am on Sunday for his first Tour win since October 2023.
www.yardbarker.com