The former 'DWTS' pro also got a touching tribute from his sister, Julianne Hough.
Happy birthday, Derek Hough!
The former Dancing With the Stars pro turned 32 on Wednesday -- and got a little kiss from his girlfriend, Hayley Erbert, to celebrate.
WATCH: Derek Hough Cozies Up to 'DWTS' Dancer Hayley Erbert at Disneyland -- See the Pic!
"Happy Birthday to this handsome man of mine," Erbert captioned a snap of the two on Twitter. "I love you ❤️."
RELATED: Derek Hough Sings in New Dance Music Video, Opens Up About Vocal Cord Surgery
The 22-year-old dancer isn't the only one wishing Hough a happy birthday. His sister, Julianne, took to Instagram to pay tribute to her brother alongside a sweet slideshow.
"Happy Birthday to my big brother! ???There is nothing better than hearing this 5yr old guttural laugh! This is your best self Dman!" she wrote. "I'm so lucky to be your little sister and to have had you to look up to my entire life. You never cease to amaze me with your talents, gifts and your heart!"
WATCH: Derek & Julianne Hough Preview 'Move -- Beyond' Tour With Powerful 'DWTS' Performance
ET caught up with the Hough siblings in March ahead of their Move -- Beyond tour. See more in the video below.