The most frequent form is dermatophytosis (ringworm, tinea).
Another example is cutaneous candidiasis. These fungal infections impair superficial layers of the skin, hair and nails.
Literature
Pietro Nenoff, Constanze Krüger, Gabriele Ginter-Hanselmayer, Hans-Jürgen Tietz (2014) Mycology – an update. Part 1: Dermatomycoses: Causative agents, epidemiology and pathogenesis