Stygobromus canadensis, the Castleguard Cave stygobromid, is a species of amphipod in the Crangonyctidae family and Stygobromus genus.

[2] It is endemic to Castleguard Cave in Alberta, Canada.

[4] It is currently listed as critically imperiled by NatureServe.

[1] The presence of this species has led to the cave's designation as a Key Biodiversity Area.

[5] This amphipod article is a stub.