Geoffrey Marsh

Geoffrey Marsh may refer to:

• Charles L. Grant or Geoffrey Marsh (1942–2006), American writer
• Geoffrey Marsh (museum director) (born 1957), director of the London Theatre Museum, now V&A Theatre Collections
• Geoff Marsh (born 1958), Australian cricketer, coach, and selector

• Jeff "Swampy" Marsh (born 1960), American animator
• Jeffrey Marsh (born 1977), American writer, activist and social media personality