Brothers on Vacation
Zac bonds with his brother Dylan Efron on a late summer 2023 trip.
Bedtime Stories
Zac Efron posted this adorable photo of him reading a book to little sister Olivia in February 2023, writing on Instagram, "My valentine."
Full Hearts
In a June 2021 Instagram post, Zac called Olivia a "little heartbreaker."
Circus Fun
Zac took Olivia and his youngest brother, Henry, to the circus in June 2023.
Family Time
The High School Musical alum visited Circus Vargas with his siblings and dad David Efron.
The G.O.A.T.
Zac and his younger brother Dylan cuddled some baby goats in June 2018.
Baseball Bros
The older Efron brothers checked out a Los Angeles Dodgers game on August 24, 2016.
Travel Buddies
Zac posted this brotherly photo in honor of Dylan's 31st birthday in February 2023, writing in the caption, "Here's to many more years of shared adventures and endless good times. Love ya!"
Birthday Kiss
The actor shared an adorable moment with Olivia on her birthday in December 2022.
Look of Love
"Happy bday lil sis," he captioned this sweet snap.
High Five!
Zac greeted Dylan at the finish line when he ran the Nautica Malibu Traithalon in September 2016.
Ride or Die
The Baywatch star rode bikes with Dylan during a sunny outing in Los Angeles in June 2017.
Outdoorsmen
Zac and Dylan went camping in the family's new van in July 2017.
Boys Will Be Boys
They're all in this together! Zac marked Dylan's birthday in February 2022 with a hilarious tribute, reading, "HBD lil bro! 30 years and we're still up to the same $&!+."