John Ward [Warde], also known as Jack Ward and under his Muslim name Yusuf Reis, was a notorious English pirate around the turn of the 17th century who later became a Barbary Corsair operating out of Tunis during the early 1600s.

John Ward (born 7 April 1951 in Lincoln) is the current manager of English Football League One club Cheltenham Town, having been appointed in 2003.

John Ward (1571-1638) was an English composer who was a contemporary of John Dowland.

Lieutenant-Colonel John Ward CB CMG (21 November 1866–19 December 1934) was an English politician, trade union leader and soldier.

John Ward (1848 – 1911) was a Black Seminole who served as a United States Army Indian Scout and received America's highest military decoration—the Medal of Honor—for his actions in the Indian Wars of the western United States.