Comet Kowal, or Kowal's Comet, may refer to any of the comets discovered by American astronomer, Charles T. Kowal, below: 99P/Kowal 1 104P/Kowal 2
It may also be a partial reference to comets he had co-discovered with other astronomers: 134P/Kowal–Vávrová 143P/Kowal–Mrkos 158P/Kowal–LINEAR
Additionally, he is also the discoverer of a comet that is also recognized as a centaur: 95P/Chiron