The Louisville Grays were one of the eight charter franchises in the National League. The Grays were owned by businessman Walter Newman Haldeman, owner and publisher of the Louisville Courier-Journal newspaper.

Managed by Jack Chapman, the Grays were in the middle of the pack in the National League's inaugural season, finishing in fifth place with a record of 30-36. Jim Devlin was Louisville's star pitcher, starting all but one of the Grays' 69 games.

Devlin would finish with a record of 30-35 with an ERA of 1. 56.

The Grays leading hitter was Chick Fulmer, who hit . 273 with 29 RBI.