John Marsh
John Marsh is the name of the following people:
- John Marsh (composer) (1752–1828), English composer
- John Marsh (Pioneer) (1799–1856), American settler and pioneer
- John Marsh (ice hockey player) , American ice hockey player
- John Allmond Marsh (1894–1952), Canadian politician
- John Otho Marsh Jr. (1926–2019), American politician
- John S. Marsh (1931-2017), British agricultural economist
