Thanos (Eng-gí: /ˈθæns/; Óa-im: "SÁ-NO͘-SUH-yes") sī Bí-kok Marvel Comics chhut-pán ê ang-á-chheh lāi-bīn ê hi-kò͘ chhiau-pháiⁿ-lâng (supervillain). Siá-chok kiam gē-su̍t chhhòng-chō-chiá sī Jim Starlin, Thanos thâu chi̍t kái chhut-hiān sī ùi 1973 nî hoat-hêng ê Invincible Iron Man #55, i sī Marvel Ú-tiū tang-tiong siāng kiông ê pháiⁿ-lâng chi it.