Hideyoshi Iwata (岩田 栄慶 Iwata Hideyoshi) is a Japanese actor, suit actor, and stuntman. He is part of Tsuburaya Productions' Action Team (CASTAFF). As of July 10th, 2019, he is currently married to Mayu Hasegawa.
- Ultraman Justice (Standard Mode)
- Ultra Q: Dark Fantasy - Garagon
- Ultraman Nexus - Ultraman Nexus, Dark Faust, Dark Mephisto, and Dark Zagi.
- Ultraman Mebius - Ultraman Mebius (Normal, Mebius Burning Brave and Mebius Phoenix Brave), Ultraman Hikari/Hunter Knight Tsurugi.
- Ultraman Max
- Great Decisive Battle! The Super 8 Ultra Brothers - Ultraman Tiga, and Ultraman Mebius.
- Ultraseven X - Alien Vo-Da
- Mega Monster Battle: Ultra Galaxy Legends The Movie - Rei (As Reimon)
- Ultraman Zero
- Ultra Zone - Alien Zarab
- Ultraman Saga
- Ultraman Ginga - Tiga Dark, and Dark Zagi.
- Ultraman Victory
- Ultraman X
- Ultraman Orb (Spacium Zeperion, Burnmite, Orb Origin, and Origin The First)
- Ultraman Geed
- Ultraman Rosso
- Ultraman Taiga
- Ultraman Z
- Ultraman Trigger
- During the filming of Ultraman Geed, Hideyoshi trained Yuta Ozawa with Zero's fighting skills for scenes where his character was to be possessed by said Ultra.
- On July 10th, 2019, an annual date known as 'Ultraman Day', Hideyoshi publicly announced his marriage via his personal twitter account to his Ultraman Geed co-star Mayu Hasegawa, who portrayed Moa Aizaki. Hasegawa had earlier announced her retirement from acting on April 30th, 2019.
- On September 8th 2020, Hideyoshi announced that his wife Mayu gave birth to their first child.