John Todd
John Todd or Tod may refer to:
Clergy
- John Todd (abolitionist), preacher and 'conductor' on the Underground Railroad
- John Todd (author), American minister and author
- John Todd (bishop), Anglican bishop in the early 17th century
- John Baptist Todd, Pakistani Franciscan priest
Mathematics, science, and medicine
- John Todd (British biologist), British biologist working on diabetes mellitus
- John Todd (Canadian biologist), Canadian biologist working in the field of ecological design
- John (Jack) Todd, Northern Irish and American mathematician working in the field of numerical analysis
- J. A. Todd, English mathematician
- John Lancelot Todd, Canadian physician and parasitologist
- John W. Todd, British physician and author
Politics and government
- John Tod, American judge and politician
- John Todd (politician), Canadian politician from the Northwest Territories
- John Todd (Virginia soldier), early Virginia official, Kentucky soldier, and great-uncle of Mary Todd Lincoln
- John Blair Smith Todd, delegate to US Congress from Dakota Territory
- John J. Todd, Justice of the Minnesota Supreme Court
- John Rawling Todd, British colonial civil servant
Sports
- John Kennedy Tod, Scottish rugby union player
- John Todd (footballer), Australian rules football player and coach
- John Todd (rugby league), rugby league footballer of the 1910s and 1920s
Other
- John Todd (actor), American actor who played Tonto on the Lone Ranger radio series
- John Todd (businessman), New Zealand businessman
- John Todd (conspiracy theorist), source for fundamentalist Baptist author Jack Chick
- John Todd (RAF officer), British World War I flying ace
- John Payne Todd, step-son of U.S. President James Madison