John I of Ponthieu (? - Kortrijk, July 11 1302) was Count of Aumale.

He was son of Ferdinand II, Count of Aumale and Laura of Montfort.

After the death of his father in 1260, he became ruler of Aumale, under the regency of his paternal grandmother Joan, Countess of Ponthieu. They ruled together until her death in 1279.

John married Ida of Meulan, and had a son John II (1293-1343), who succeeded him.

John I fought as a knight in the French army against the Flemish in the Battle of the Golden Spurs on July 11 1302 near Kortrijk, and was one of the many knights killed in the battle.