John Leach
John Leach is the name of:
- John Leach (judge), English judge
- John Leach (Royal Navy officer), Royal Navy captain
- John Albert Leach, Australian ornithologist
- Johnny Leach, British table tennis player
- John Leach (MP), British Member of the UK Parliament for West Surrey
- John Leach (footballer), English footballer
- John Leach (cricketer), English cricketer
- John Leach (studio potter)