What is the meaning of いお?

, : a temporary hut; a temporary lodging

: fish

五百: five hundred; a large number

伊音, 伊央, 伊緒, 依央, 依桜, 依緒, 依旺, 依雄: a female given name

以緒, 唯桜, 唯央, 唯緒: a female given name

Source: wiktionary.org