Marčiulionis is a Lithuanian surname. Notable people with the surname include:
- Aleksandras Marčiulionis (1911–1998), Lithuanian sculptor
- Danute Marčiulionienė (born 1938), biologist and ecologist, pioneer of radioecological research in Lithuania
- Šarūnas Marčiulionis (born 1964), Lithuanian basketball player
- Kęstutis Marčiulionis (born 1977), Lithuanian basketball player
You must be logged in to post a comment.