Sean Brosnan may refer to:

• Seán Brosnan (1916–1979), Irish Fianna Fáil politician
• Sean Brosnan (actor) (born 1983), American actor, son of actor Pierce Brosnan

• King Post
• Kingpost (marine)
• King-posts
• Kingposts
• King posts
• Kingpost truss
• King post truss
• King Power
• King Power MahaNakhon
• King Prajadhipok
• King Prajadhipok Museum
• King Pratap Singh Shah
• King Prawn
• King Priam (opera)
• Kingprince
• King Progress
• King Pryderi
• King Ptolemy II
• King Pu-tsung
• King Putts
• King, Queen, Joker
• King Queen Knave (film)
• King, Queen, Knave (film)
• King Raam
• King Radio