Two men have faced court charged with the rape of underage girls in Melbourne's west.

Noor Hason, 29, of Werribee, appeared in Melbourne Magistrates Court on Friday, charged with one count of sexually penetrating a girl under 16 on December 3 last year.

Mohammed Nuramin, 21, of Noble Park, appeared separately, charged with three counts of sexually penetrating a girl under 12, one count of sexually penetrating a girl under 16 and two of intentionally touching a child under 16.

The accused made no bid for bail and magistrate Felicity Broughton remanded each to reappear on April 5.

AAP