H. elegans may refer to:
Species Harpoceras elegans, an ammonite species in the genus Harpoceras Haplocyon elegans, an extinct mammal species Heuchera elegans, the urn-flowered alumroot, a flowering plant species endemic to California Hydrophis elegans, the elegant sea snake Hyospathe elegans, a palm species in the genus Hyospathe widespread in Central and South America, southward to Bolivia Hypericum elegans, a species of flowering plant in the St. John's wort genus
Synonyms Humboltia elegans, a synonym of Stelis roseopunctata, an orchid species