Leioproctus spatulatus, or Leioproctus (Leioproctus) spatulatus, is a species of bee in the family Colletidae and subfamily Colletinae. It is endemic to Australia. It was described by British-American entomologist Theodore Dru Alison Cockerell in 1905.

Distribution and habitat The species occurs in south-eastern Australia. Type localities include Bacchus Marsh, Victoria, and Bridport, Tasmania.

Behaviour The adults are flying mellivores. Flowering plants visited by the bees include Bursaria spinosa as well as Eucalyptus, Melaleuca and Leptospermum species.

References