Chroogomphus subfulmineus is a basidiomycete fungus in the family Gomphidiaceae, described as new to science in 2018.

[1] This species is closely related to Chroogomphus fulmineus, but produces larger fruit bodies with generally duller colours, a deep yolk-yellow trama and an olivaceous stipe base.

Microscopically, it has more narrow cystidia (av.

range 13.8–14.8 μm) than C. fulmineus and broader spores (av.

It is so far known from the island of Cyprus, Finland, and the United Kingdom.