John Clayton - botanist - died in 1773.
John Clayton - sportswriter - was born on 1954-05-11.
John Duncan - botanist - died in 1881.
John Martyn - botanist - died in 1768.
John Miers - botanist - died in 1879.
John Horne - botanist - died in 1905.
John Forbes - botanist - died in 1823.
John Stackhouse - botanist - died in 1819.
John Fraser - botanist - died in 1811.
John Gillies - botanist - died in 1834.
John Clayton Adams died in 1906.
John Clayton - divine - died in 1773.
John Clayton Allen died in 1939.