Jeremy Grey is a fictional character from the 2005 romantic comedy film, Wedding Crashers. He is portrayed by actor Vince Vaughn and is known for his charming and humorous personality. Jeremy is one of the main characters who, along with his friend John Beckwith, crashes weddings to meet women and enjoy the festivities. In the film, Jeremy's character evolves as he navigates romantic relationships and personal growth. His interactions with other characters, including Claire Cleary, played by Rachel McAdams, highlight themes of love and commitment. Jeremy's journey ultimately leads him to reconsider his carefree lifestyle.