有賀 is a Japanese surname, read as either Ariga or Aruga. Notable people with the surname include:
- Akiko Aruga (有賀 秋子, born 1942), Japanese speed skater
- Katsuhiko Ariga (有賀 克彦, born 1962), Japanese chemist
- Kōsaku Aruga (有賀 幸作, 1897–1945), or less often by the alternate reading Kosaku Ariga, captain in the Imperial Japanese Navy
- Nagao Ariga (有賀 長雄, 1860–1921), or Nagao Aruga, Japanese jurist and historian
- Nobuo Ariga (有賀 啓雄, 1964–2023), also known as Hiroo Ariga (有賀 啓夫), Japanese singer-songwriter, bassist, arranger and record producer
This page lists people with the surname Ariga.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.