Francis Seymour
- Frances Seymour (disambiguation)
- Francis Ingram-Seymour-Conway, 2nd Marquess of Hertford
- Francis Seymour, 1st Baron Seymour of Trowbridge
- Francis Seymour, 5th Duke of Somerset
- Francis Seymour, 5th Marquess of Hertford
- Francis Seymour, of Sherborne, Dorset
- Francis Seymour-Conway, 1st Baron Conway
- Francis Seymour-Conway, 1st Marquess of Hertford
- Francis Seymour-Conway, 3rd Marquess of Hertford
- Frank Seymour
- Lord Francis Seymour
- Sir Francis Seymour, 1st Baronet
