Tom Brady & Gisele Bundchen
"My Forever Valentine!!! Te amo tanto amor da minha vida!" the NFL pro wrote on Instagram.
Reese Witherspoon & Jim Toth
"Love my Valentine! #9years of love and putting up with all my picture taking," the A-lister shared on Instagram.
Joe Jonas & Sophie Turner
"Happy Valentine's Day my love," the Game of Thrones actress wrote to her fiancé. "You make me the happiest."
Nick Jonas & Priyanka Chopra
"Happy Valentine's Day to you and yours! How lucky am I.." Jonas wrote.
Courteney Cox & Johnny McDaid
"Happy Valentine's Day," the actress wrote. "I love you J xx"
Joe Manganiello & Sofia Vergara
"I adoooreee u @joemanganiello," the Modern Family star shared. "Happy Vday everyone!!!!"
Sean Lowe & Catherine Giudici
"My absolute everything. Happy Valentine's Day my love," the Bachelor Nation star gushed.
Lea Michele & Zandy Reich
The future newlyweds celebrate the special day with this throwback photo from a trip to Disneyland.
Vanessa Hudgens
The actress gets in the Valentine's Day spirit with this festive photo.
Olivia Culpo & Cara Santana
Fit friends! The beautiful BFFs team up with Bai to lead a Galentine's spin class at Flywheel Sports.
Kenya Moore & Marc Daly
"When he shuts down a whole business to have a private romantic #valentinesday for his wife and baby," the Real Housewives star shared with her Instagram followers.
Ed Sheeran & Cherry Seaborn
The singer-songwriter shared this photo of his "gals" on Valentine's Day.
Brooklyn Beckham & Hana Cross
"Me and my girl. Luckiest man in the world. Love you baby," the star gushed on Instagram.
Ryan Lochte & Kayla Rae Reid
"Happy Valentine's Day to my beautiful queen @kaylaraereid you have been my rock through everything," the Olympic swimmer shared. "Always encouraging me to keep fighting and you never stopped believing in me. I wouldn't be the same person I am today if it wasn't for you! My love."
Andy Cohen
"TWO Valentines! Lucky me," the Watch What Happens Live host and new dad gushed on Instagram.
Jojo Fletcher & Jordan Rodgers
"Happy Valentines Day to my person," the Bachelor Nation star wrote. "Love ya, Weirdo!"
Emily Ratajkowski & Sebastian Bear-McClard
"Husband," the supermodel simply captioned this snapshot.
Sara Sampaio & Oliver Ripley
"To my other half, not just today but always, happy valentine's day," the supermodel wrote.
April Love Geary
The mom-to-be and Robin Thicke's leading lady celebrates V-Day with their daughter Mia.
Ciara & Russell Wilson
"Forever my greatest love," the NFL star said of his wife.
Rachel Bilson
"My eternal valentine. Happy Valentine's Day," the actress captioned this sweet photo of her and her little girl.
Dave & Odette Annable
"Wishing this insanely beautiful girl a Happy Valentine's Day," the actor teased on Instagram. "You too, Odie. #timingiseverything #happyvalentinesday"
Paul McDonald &Emily Kinney
The American Idol alum and musician shared this tribute to his girlfriend, also a musician, who played Beth on The Walking Dead. He wrote, "Another trip around the sun with this magical lady. Happy Valentines Day to my favorite. Love you the most @emmykinney."
Gwyneth Paltrow & Brad Falchuk
"Be mine @bradfalchuk," the actress wrote to her husband.