Kowski was a male Human Starfleet security officer who lived during the mid-23rd century. He served aboard the USS Discovery in 2256.
Kowski accompanied a mission to the Discovery's sister ship, the USS Glenn, in November of that year, to investigate the accident that resulted in the total loss of life on board. There, he was killed by an aggressive animal which was somehow present. (DIS: "Context Is for Kings")
Kowski was played by stunt actor John MacDonald who received no credit for this appearance.