D. elegans may refer to:
Dacryopinax elegans, a jelly fungus species Damias elegans, a moth species Deinacrida elegans, a weta species Dendronotus elegans, a sea slug species Dendropsophus elegans, a frog species endemic to Brazil Diaphania elegans, a moth species Dichomeris elegans, a moth species Dichromorpha elegans, the short-winged grasshopper, an insect species Dicranurus elegans, a Lower Devonian lichid trilobites species †Diegocanis elegans, a cynodont species from the Triassic of Argentina Dilophodes elegans, a moth species Ditha elegans, a pseudoscorpion species in the genus Ditha found in Indonesia Dolbina elegans, a moth species Dolichoderus elegans, an extinct ant species Dolomedes elegans, a spider species Dorcadion elegans, a longhorn beetle species Dorymyrmex elegans, an ant species Dosinia elegans, a bivalve mollusc species Downingia elegans, a flowering plant species Drosophila elegans, a fly species found in Taiwan and the Philippines Drupa elegans, a sea snail species Dynoides elegans, an isopod species found in California
Synonyms Dendrobium elegans, a synonym for Crocodeilanthe elegans, an orchid species Dendroclavella elegans, a synonym for Clavelina elegans, a tunicate species Drotus elegans, a synonym for Calliprason elegans, a beetle species found in New Zealand