John Forbes - botanist - was born in 1799.
John Forbes - botanist - died in 1823.
James Forbes - botanist - was born in 1773.
James Forbes - botanist - died in 1861.
John Miers - botanist - was born in 1789.
John Martyn - botanist - was born in 1699.
John Horne - botanist - was born in 1835.
John Fraser - botanist - was born in 1750.
John Stackhouse - botanist - was born in 1742.
John Duncan - botanist - was born in 1794.
John Gillies - botanist - was born in 1792.
John Forbes - preacher - was born in 1568.
John Malcolm Forbes was born in 1847.