Aiko or Ayko is additionally a traditional male given name in Scandinavia and especially northern Germany. In Germany it is considered one of the old "gentry names". It is a variation of the name Ekke or Eike. Ekke translates to "blade". As a male given name in West Nile, Aiko is a shorter variation of the name Ayiko.
The meaning varies depending on the kanji used to write it. Several written forms include:
- 愛子 — Love and child, child of love
- 藍子 — Indigo and child, tinctoria child. Its meaning, "child who's superior to parents", on Japanese proverb, 'Blue dye is made from tinctoria'.
- 愛幸 — Love fortune.
- 葵子 — Hollyhock and child; the same kanji can be used to write Riko and Kiko as well as the more similar Aoko, Aoiko, and Ako.
Aiko originates from the root Ayiko which means "happiness" in Lugbara.
Aiko might refer to:
- Aiko, Princess Toshi (愛子内親王), a Japanese princess
- Aiko, Jhene, an American singer/songwriter
- Aiko Anzai (安西愛子), a vocalist and politician
- Aiko Asano (浅野愛子), an actress and singer
- Aiko Doden (道傳愛子), a news presenter
- Aiko Fukumorida (福盛田藍子), a manga artist
- Aiko Gibo (宜保愛子), an occultist
- Aiko Iguchi (井口愛子), a pianist
- Aiko Ikuta (幾田愛子), a singer
- Aiko Ito (いとうあいこ), an actress
- Aiko Kaito (皆藤愛子), an announcer
- Aiko Kayo (嘉陽愛子), a pop singer
- Aiko Kitahara (novelist) (北原亞以子), a novelist
- Aiko Kitahara (singer) (北原愛子), a singer
- Aiko Mimasu (三益愛子), an actress
- Aiko Miyake (三宅愛子), a freestyle swimmer
- Aiko Moriyama (森山愛子), a singer
- Aiko Nakagawa, a street artist additionally known as Lady Aiko
- Aiko Nakamura (中村藍子), a professional tennis player
- Aiko Sato (actress) (佐藤藍子), an actress
- Aiko Sato (佐藤愛子 (柔道家)), a judoka
- Aiko Sato (novelist) (佐藤愛子 (作家)), a novelist
- Aiko Sato (singer) (佐藤愛子), a singer
- Aiko Shimajiri (島尻あい子), a politician
- Aiko Okumura (奥村愛子), a singer
- Aiko Onozawa (ja:小野沢 愛子), a Japanese former volleyball player
- Aiko Uemura (上村愛子), a mogul skier
- Aiko (cartoonist), a Ugandan visual artist
- Aiko (singer) (愛子), a Japanese singer-songwriter
- Aiko Dinale (愛子), a Japanese Italian Robot scientist
- Aiko, an anime-style 3D figure created by DAZ3D
- Aiko Senoo (妹尾 あいこ), a character of the shōjo anime Ojamajo Doremi
- Aiko Tanaka (愛子 田中), a character and the primary love interest of the slice of life manga Oyasumi Punpun.