Aspergillus neoglaber is a species of fungus in the genus Aspergillus. It is from the Fumigati section. Several fungi from this section produce heat-resistant ascospores, and the isolates from this section are frequently obtained from locations where natural fires have previously occurred. The species was first described in 1989. It has been reported to produce asperpentyn, avenaciolide, glabramycin A, B, C, sartoryglabrin A, B, C, and wortmannins.