H. legrandi may refer to a few different species. The specific epithet legrandi refers to someone with the surname 'Legrand'
Halenia legrandi, a foram in the family Palaeospiroplectamminidae , a woodlouse in the family Trichoniscidae , a longhorn beetle in the family Cerambycidae Hypotacha legrandi, a moth in the family Noctuidae