No idea man. 38?
Discussion
Are we counting the Matthew Broderick one?
1954: Godzilla
1955: Godzilla Raids Again
1962: King Kong vs. Godzilla
1964: Mothra vs. Godzilla
1964: Ghidorah, the Three-Headed Monster
1965: Invasion of Astro-Monster
1966: Ebirah, Horror of the Deep
1967: Son of Godzilla
1968: Destroy All Monsters
1969: All Monsters Attack
1971: Godzilla vs. Hedorah
1972: Godzilla vs. Gigan
1973: Godzilla vs. Megalon
1974: Godzilla vs. Mechagodzilla
1975: Terror of Mechagodzilla
1984: The Return of Godzilla
1989: Godzilla vs. Biollante
1991: Godzilla vs. King Ghidorah
1992: Godzilla vs. Mothra
1993: Godzilla vs. Mechagodzilla II
1994: Godzilla vs. SpaceGodzilla
1995: Godzilla vs. Destoroyah
1998: Godzilla (TriStar Pictures)
1999: Godzilla 2000: Millennium
2000: Godzilla vs. Megaguirus
2001: Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack
2002: Godzilla Against Mechagodzilla
2003: Godzilla: Tokyo S.O.S.
2004: Godzilla: Final Wars
2014: Godzilla (Legendary Pictures/Monsterverse)
2016: Shin Godzilla
2017: Godzilla: Planet of the Monsters
2018: Godzilla: City on the Edge of Battle
2018: Godzilla: The Planet Eater
2019: Godzilla: King of the Monsters (Legendary Pictures/Monsterverse)
2021: Godzilla vs. Kong (Legendary Pictures/Monsterverse)
2023: Godzilla Minus One
2024: Godzilla x Kong: The New Empire (Legendary Pictures/Monsterverse)