Not sure about the best way to say happy birthday to your son? Explore dozens of heartfelt birthday wishes for sons.

Happy birthday to the sweetest gift I’ve ever received. Happy birthday, son! The world is a better place because you’re in it! You're the best son a parent could ever ask for! Happy birthday.

Celebrate your son’s day with any of these thoughtful, funny, and sweet birthday wishes.

Prince William and Princess Kate have shared an adorable new portrait of Prince Louis as he celebrates his birthday.

John Travolta posted a sweet message for his and his late wife Kelly Preston’s eldest son Jett Travolta on his birthday 17 years after his death.

A 21-year-old paid off his mom's mortgage for her birthday. This incredibly generous gift is a reflection of the love and care he was afforded in childhood.

The 58-year-old iconic performer wished her only child, Eissa, a happy birthday via a sweet Instagram video.

Kelly Ripa and Mark Consuelos wished a happy 22nd birthday to their "newborn" son Joaquin Consuelos on 'Live with Kelly and Mark.' ...

The infant son of the late Johnny Gaudreau was serenaded by the crowd inside Nationwide Arena on Saturday with a sweet rendition of "Happy Birthday" as Johnny Jr. celebrated his first birthday.

Tom Brady is paying tribute to his eldest son, Jack, on the teenager’s 17th birthday. “Happy 17th birthday to the kindest, sweetest, most thoughtful 17-year-old, I know,” Brady, 47, wrote ...

Reba McEntire's son Shelby Blackstock might be all grown up, but the country legend was remembering the little-kid years in a tender birthday message she shared to social media on Sunday (Feb. 23 ...