Nimmo may refer to:
- Derek Nimmo (1930-1999), English character actor
- Jenny Nimmo (born 1944), English author of children's books
- John Nimmo (1910-1994), New Zealand cricketer
- Justin Nimmo (born 1974), American actor
- Robert Harold Nimmo (1893-1966), Australian soldier
- Julie Wilson-Nimmo (born 1974), Scottish actress
- Francis Nimmo, Planetary scientist