J35 may refer to:

Vehicles Aircraft Beechcraft J35 Bonanza, an American civil utility aircraft Saab J 35 Draken, a Swedish fighter Shenyang J-35, a Chinese fighter

Locomotives LNER Class J35, a British steam locomotive class

Ships and boats J/35, a keelboat , a Fundy-class minesweeper of the Royal Canadian Navy

Other uses Allison J35, an American turbojet engine Elongated triangular orthobicupola, a Johnson solid (J35) Honda J35, a car engine Johor State Route J35, in Malaysia Tahlequah (orca), a killer whale Tonsillitis