Hylaeus cyanophilus, or Hylaeus (Laccohylaeus) cyanophilus, is a species of bee in the family Colletidae and subfamily Hylaeinae. It is endemic to Australia. It was described by British-American entomologist Theodore Dru Alison Cockerell in 1910.

Description Male body length is about 6 mm. Integumental colouration is mainly black, with yellow markings and dark steel blue abdomen.

Distribution and habitat The species occurs in eastern Australia. The type locality is Mackay, Queensland. Other published localities include Goodna and Redlynch in Queensland, as well as Manning Valley in north-eastern New South Wales.

Behaviour The adults are flying mellivores.

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