Zenon Jankowski is a retired fighter pilot, colonel of the Polish People's Army and astronaut. He was a reserve crew member of the 1978 Soyuz 30 space mission.

Soyuz 30 was a 1978 crewed Soviet space flight to the Salyut 6 space station. It was the sixth mission to and fifth successful docking at the orbiting facility. The Soyuz 30 crew were the first to visit the long-duration Soyuz 29 resident crew.