John Charles Ogilvie-Grant, 7th Earl of Seafield, KT (4 September 1815 – 18 February 1881), styled Viscount Reidhaven from 1840 to 1853, was a Scottish nobleman. He is numbered as the 26th Chief of Clan Grant.[1][2]
^Paul, James Balfour (1904). The Scots Peerage. Allen County Public Library Genealogy Center. Edinburgh: D. Douglas. p. 491.