Katherine also gave her Instagram followers a glimpse of her dad Arnold Schwarzenegger's 78th birthday celebration ...

Katherine Schwarzenegger had a fun-filled summer! The "Good Night, Sister" author and daughter of Arnold Schwarzenegger shared a carousel of family photos and a video on Instagram Saturday, giving ...

Katherine Schwarzenegger shared a rare glimpse into life with her and husband Chris Pratt’s family ahead of her dad Arnold ...

Katherine Schwarzenegger gave fans a glimpse of her rarely-seen daughter Lyla, 5, while sharing photos of her family, ...

Katherine Schwarzenegger and Chris Pratt sweetly celebrated their eldest daughter Lyla Maria's fifth birthday on Wednesday, ...

Katherine Schwarzenegger (35) has shared rare family photos with husband Chris Pratt (46). She also gave her Instagram ...

Arnold Schwarzenegger praised his son-in-law Chris Pratt while revealing what life looks like as a grandpa to his daughter Katherine Schwarzenegger's kids.

Chris Pratt celebrated his son Jack's milestone 13th birthday with touching photos and a message about his pride as a parent ...

Pratt and Katherine Schwarzenegger have put their Pacific Palisades property back on the market more than two years after ...

Chris Pratt and Katherine Schwarzenegger seemed to be over the moon as their daughter Lyla Maria turned five years old. On ...

Chris Pratt celebrated son Jack's 13th birthday with rare Instagram photos, marking the milestone as his oldest child became ...

Chris Pratt shared a post on his Instagram Stories on Aug. 17 to mark his son Jack’s 13th birthday. 'I have a teenager???' he ...