Sindarin: Edhellond ‘Elf-haven’ (as also known in English, German)
Quenya: Eldalondë ‘Elf-haven’
Attested as a name in Númenor, having the same meaning.
English: Elfhaven
Edhellond — Tolkien Gateway
Edhellond — The Thain's Book
Edhellond, A far southern haven of the Elves. — Encyclopedia Arda