Pratt popped the question in January, months after the pair had people guessing if they were an item when they were spotted together last June.
People is reporting that the pair Wednesday in front of their nearest and dearest in California, with guests including her parents Maria Shriver and Arnold Schwarzenegger, and his son Jack whom he shares with ex-wife Anna Faris.More news: Explosion in Swedish town damages buildings, injures 25
Their divorce was finalised in October past year.
Guests in attendance included his 6-year-old son Jack, her siblings - brothers Patrick and Christopher as well as sister Christina - and close friend Rob Lowe and his sons Johnny and Matthew. "It's a lot of fresh vegetables", the insider added.
Katherine Schwarzenegger and Chris Pratt have just gotten married. "They don't want it to be a circus".More news: Barty praises 'amazing' cricket experience after French Open victory
Insider continued, "The whole family took wedding photos, including he rparents Maria and Arnold". For dessert, there were lighter options as well with the inclusion of raspberries, blueberries and red currant.
A source told People.com, "You can tell today is the happiest day for Katherine". Proud to live boldly in faith with you.
In April, Schwarzenegger celebrated her bridal shower with an intimate party thrown by her mother. "Katherine lit up when Chris arrived". "They didn't have to take things slowly because they were getting to know each other's families". He also gave a sweet toast. They made their relationship Instagram official last December when Pratt shared a sweet collage of Schwarzenegger in honor of her 29th birthday.More news: OnePlus 7 Pro camera improvements arriving with OxygenOS 9.5.7
She game the couple her blessing following Pratt's engagement post, however, writing, "I'm so happy for you both!"