Fossil Island is a 9 hole golf course in southwest Wyoming trekking along the Ham's Fork River on the north side of Kemmerer.

The golf course is a parkland style layout with scattered trees along the fairways, numerous ponds and the River in play, and minimal sand traps mostly greenside, and features dual par 5 island greens. The course has been around since the early 1920s but was redesigned by Dick Phelps, and from the tips will play to 3.240 yards, 34.3/113, course/slope ratings.