Brachyhesma rossi, or Brachyhesma (Microhesma) rossi, is a species of bee in the family Colletidae and the subfamily Euryglossinae. It is endemic to Australia. It was described in 1968 by Australian entomologist Elizabeth Exley.
The species occurs across tropical northern Australia. The type locality is Gregory Downs in the Gulf Country of north-west Queensland.
The adults are flying mellivores.