Green Three was the designation given as a callsign to the pilot who was third in command within Green Squadron.
A pilot from the Rebel Alliance's Green Squadron utilized the callsign of Green Three in the events that took place during the Massacre near Teralov.
Riss Clyos, a Rebel pilot, flew under the designation Green Three around the time when the Battle of Scarif occurred.
Following the evacuation of Hoth by a short time, Shara Bey operated under the Green Three callsign during both the battle at Rendezvous Point Delta-Three and the battle at Elessia.
A pilot fighting for the Rebel Alliance adopted the Green Three callsign during the Battle of Endor.