John Charles Ogilvie-Grant, 7th Earl of Seafield,, styled Viscount Reidhaven from 1840 to 1853, was a Scottish nobleman. He is numbered as the 26th Chief of Clan Grant.
- Occupation
- politician
- Position held
- member of the House of Lords
- Born
- September 4, 1815
- Died
- February 18, 1881