Aidan Gallagher
Height, Weight, Size, Body Measurements, Biography, Wiki, Age

Aidan Gallagher (born September 18, 2003) is an American actor. His first major role was portraying one of the quadruplets, Nicky Harper, in the Nickelodeon television series Nicky, Ricky, Dicky & Dawn. In 2019, Gallagher began portraying Number Five in the Netflix series The Umbrella Academy.

Gallagher first appeared in a minor role in a 2013 episode of Modern Family. He was in the short film You & Me and was in the CBS television pilot Jacked Up, which was not picked up and never aired. He then landed a major role in Nickelodeon's Nicky, Ricky, Dicky & Dawn as Nicky Harper, for which he was nominated Favorite Male TV Star in the Nickelodeon Kids' Choice Awards in 2016 and 2017. He was in the show for four seasons until it ended in 2018.

In 2017, Gallagher was cast in the role of Number Five in The Umbrella Academy, which was released in February 2019 on Netflix.

Gallagher is active on environmental issues, and has served as a youth advocate for a number of environmental organizations, including Waterkeeper Alliance, WildAid and Oceanic Preservation Society. He was named UN Environment Goodwill Ambassador for North America in 2018 when he was 14, one of the youngest ever UN Goodwill Ambassador to be named.