Actor Patrick Schwarzenegger, 28, took to Instagram on Monday to post photos of himself and his girlfriend, Abby Champion. The post was accompanied by a heartfelt message to mark his beloved's 25th birthday.Wishing Champion a happy birthday, Schwarzenegger, who is the son of movie star Arnold Schwarzenegger and Kennedy family member Maria Shriver, wrote in the caption:"Love this girl so much!! Such a hard worker. So beautiful. Faithful. Drinks 2 cups of coffee! Loves ice cream. Loves her sugary cocktails. Loves Jesus & America too. Can't wait till your back in town" View this post on Instagram Instagram PostThe duo first sparked dating speculation back in February 2016, when Abby Champion took to Instagram to post a photo of herself and Patrick Schwarzenegger. Schwarzenegger confirmed the news in March 2016, when he made their relationship Insta-official by posting a photo with Champion on his own account. View this post on Instagram Instagram PostChampion, who has been dating Schwarzenegger for six years now, is reportedly very close to the Schwarzenegger family.During Easter 2020, Schwarzenegger shared a snap of the duo posing with a cake that they baked for a family dinner with his parents and siblings. View this post on Instagram Instagram PostAll that is known about Patrick Schwarzenegger's long-time girlfriend Abby Champion View this post on Instagram Instagram PostAbby Champion is a model who was born on February 28, 1997, to Gregory and Laura Champion. She was brought up in Birmingham, Alabama. She has three siblings, including her brothers Josh and Luke, and a sister named Baskin, who is also a model. View this post on Instagram Instagram PostThe 25-year-old, who is of English, French and German descent, was a competitive cheerleader at Vestavia Hills City School before graduating in May 2015. She was previously a freelance model in Alabama for Soca Clothing and Kristalize Jewelry. View this post on Instagram Instagram PostChampion is currently represented by six agencies, including NEXT New York, NEXT London, NEXT Milan, NEXT Los Angles, NEXT Paris, and MIKAs Stockholm. She has worked for several big brands, including Chanel, Calvin Klein, Zara, Versace, Fendi, Givenchy, Miu Miu, and Gucci. View this post on Instagram Instagram PostChampion, who has worked on quite a few short films, has also been featured on the cover of Vogue. In 2019, she was featured in the Fall Calvin Klein Jeans “Get Between Me and #MyCalvins” campaign with Schwarzenegger.