Tom Hanks
The Saving Mr. Banks star loves being a grandpa! The actor's granddaughters, Olivia and Charlotte, call him "pappou" which means grandfather in Greek. How cute!
Steven Tyler
The Aerosmith frontman's daughter Liv Tyler gave birth to baby boy in 2004. The trio is often spotted out and about. Here he sings to young Milo during a concert.
Sally Field
The Academy Award-winning actress is a mother of three and grandmother of four. When speaking of her grandchildren she once told Parade magazine, "They like Granny a lot. And they love sleepovers."
Paul McCartney
This Beatles icon has a whopping eight grandchildren! His fashion designer daughter Stella McCartney is mother to four of them.
Cee Lo Green
Surprise! The Voice judge and Grammy-winning recording artist became a grandfather at 35 when his stepdaughter gave birth to a son in 2010.
Pierce Brosnan
This onetime Sexiest Man Alive is a father of five and grandfather of two. He became a grandpa at 44 when his stepdaughter Charlotte gave birth to a girl, Isabelle Sophie.
Priscilla Presley
Priscilla Presley has four grandchildren, all of whom were born to her daughter, singer-songwriter, Lisa Marie Presley. One of granddaughters, Riley Keough, has been known to make headlines.
Terrence Howard
The Lee Daniel's The Butler star welcomed his granddaughter to the world in December 2012. Howard's daughter, Aubrey, made him grandpa for the first time.
Blythe Danner
This Meet The Parents star is mother to Gwyneth Paltrow. And grandmother to three grandchildren, including Apple Blythe Alison Martin who bears her name, although with all the fanfare surrounding Apple's first name, who knew?
Harrison Ford
The actor and producer has five children and three grandchildren. Here he's pictured feeding the homeless with his grandson Ethan.
Tina Turner
This Grammy-winning grandma has a grandson and granddaughter. Yet she's still young at heart, having married German record producer Erwin Bach in summer 2013.
Charlie Sheen
This headline-grabbing actor declared the day his granddaughter was born, "a most wondrous day." His daughter Cassandra Estevez gave birth to Luna, his first grandchild, in July 2013.
Jessica Lange
The American Horror Story: Coven scene-stealer takes being a grandmother to heart. The Oscar and Emmy winner wrote a children's book for her two granddaughters, who she calls "two of my favorite people".
Billy Crystal
This longtime actor, comedian and host has four grandchildren. And also wrote a children's book titled, "I Already Know I Love You" that celebrates the joys of being a grandpa.
Kris Jenner
The Kardashian matriarch has three grandchildren, but doesn't like being called grandma. She insists her grandchildren call her Lovey instead.
Whoopi Goldberg
The View cohost is a grandmother of three. She first became a grandmother at 34 when her then-16-year-old daughter gave birth to her first granddaughter on Goldberg's birthday.
Jim Carrey
The actor became a grandfather on Feb. 26, 2010, when his daughter Jane, who has appeared on American Idol, gave birth to a baby boy.
Kiefer Sutherland
Stepdaughter Michelle welcomed a son in 2005—Hamish Kiefer Sinclair.
Goldie Hawn
Goldie Hawn is a five-time grandma! In addition to her two grandsons by daughter Kate Hudson, son Oliver Hudson has two sons and a daughter.
Mick Jagger
Not only is this Rolling Stones frontman a grandfather of four, Jagger is about to become a great-grandfather! His daughter Jade has revealed her daughter Assisi is expecting.
NeNe Leakes
This self-proclaimed, GlamMa is a first-time grandmother. And her GlamBaby, Bri'Asia, steals the show when she makes cameos on The Real Housewives of Atlanta.