Celebrity Celebrity Family Celebrity Babies 'American Housewife' 's Katy Mixon and Olympian Breaux Greer Welcome Son Kingston Saint Actress Katy Mixon and her beau Breaux Greer have welcomed their first child: son Kingston Saint, born May 19 in Los Angeles By Jen Juneau Jen Juneau Jen Juneau is a News and Movies Staff Writer at PEOPLE. She started at the brand in 2016 and has more than 15 years' professional writing experience. People Editorial Guidelines Published on June 14, 2017 11:10AM EDT Photo: Source: Katy Mixon/Instagram Katy Mixon and Breaux Greer are parents! The American Housewife star and Olympic javelin thrower welcomed son Kingston Saint Greer on Friday, May 19, her rep confirms to PEOPLE exclusively. Kingston is the first child for the couple and was born in Los Angeles weighing in at 9 lbs., 6 oz. Want all the latest pregnancy and birth announcements, plus celebrity mom blogs? Click here to get those and more in the PEOPLE Babies newsletter. Mixon, 36, and Greer have been together for over four years and are engaged. Their new baby boy joins "big sister" Gracie, the family dog. "We truly are so grateful for this time in our life. We are ready to rock 'n' roll!" Mixon and Greer, 40, told PEOPLE alongside their exclusive pregnancy news in December. FROM PEN: Andy Cohen's Pick For The Most Absurd Real Housewives Business Ever Aside from his four-time Olympic run, Greer is also an eight-time American Champion, holding the current national record for the javelin throw at 91.29 meters. Mixon was a series regular on Mike & Molly throughout its six-season run, also having appeared on Eastbound & Down and Two and a Half Men. More recently, she starred with Jeff Bridges and Chris Pinein Hell or High Water. With reporting by MELODY CHIU Close