Colonel John Seymour (1649 – July 30, 1709) was the 10th Royal Governor of Maryland from 1704 to 1709.

[1] In 1687, he served as the lieutenant colonel of the Life Guards during the campaigns of William III.

[1] The Earl of Nottingham presented his royal nomination to the Council of Trade and Plantations on January 11, 1703.

[1][3] He attempted to resolve boundary issues, religious rights, and compensation for 'itinerant judges'.

[3] His administration instituted the qualifications for the municipal officials of Annapolis and its market and fair days.