Freddie Prinze Jr. Bio, Net Worth, Personal Details, Affairs, Wife from wikiodin.com Freddie Prinze Jr. is a well-known American actor, producer, and director who has been in the entertainment industry for over two decades. He first gained popularity in the late 1990s and early 2000s for his roles in teen-oriented movies such as "I Know What You Did Last Summer," "She's All That," and "Scooby-Doo." Since then, he has appeared in various films and TV shows and has also lent his voice to several animated series. But the question on everyone's mind is, who is Freddie Prinze Jr. married to? The Answer Freddie Prinze Jr. is married to Sarah Michelle Gellar, an actress and producer who is best known for her role as Buffy Summers in the hit TV series "Buffy the Vampire Slayer." The couple met on the set of the 1997 horror film "I Know What You Did Last Summer" and began dating shortly after. They got engaged in April 2001 and ti...