The American Pie star announced via Twitter on Saturday that she had got engaged to Danish businessman Michael Lilleund. Later that evening, she tweeted that the pair had got married.
"I just got engaged!" the socialite wrote, before revealing a few hours later: "Greece married (sic)!"
Reid added: "Thank you for all of your support! I love you guys. Love in Greece... I am now a wife:)"
The Big Lebowski actress then posted on Sunday: "Just got married in greece I love being a wife!"
Reid was previously engaged to internet entrepreneur Michael Axtmann, but called off the engagement a month before the wedding in 2010.
She has signed up to reprise her role as Vicky Lathum in American Reunion, the latest film in the American Pie franchise.
Reid is also widely rumoured to be taking part in this year's UK Celebrity Big Brother.
Scroll through a gallery of Tara Reid's life and career below: