Looking for Brazilian Jiu-Jitsu in Billings, Montana? Global BJJ Guide lists 3 academies in Billings: Gracie Jiu-Jitsu Billings, The Grindhouse, Function Jiu Jitsu. Each listing has the address, phone number, website and Instagram so you can confirm class times and drop-in rules before you show up. Not what you need? Browse every BJJ gym in Montana.