People News Chris Pratt goes Instagram official with Katherine Schwarzenegger 12/15/2018 Chris Pratt has made his relationship with Katherine Schwarzenegger -- the daughter of Arnold Schwarzenegger and Maria Shriver -- Instagram official. Read More RELATED NEWS Kaitlyn Bristowe calls Jason Tartick out for being "mean and pathetic"Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second child TAGS: Arnold Schwarzenegger Maria Shriver Anna Faris Chris Pratt
