Arsenie Todiraș (sometimes spelt Toderaș; born 22 July 1983) is a Moldovan singer, best known for representing Moldova in the Eurovision Song Contest 2006.

He now pursues a solo career in Russia and Romania, under the mononym Arsenie or at times the stage name Arsenium.

Arsenie represented Moldova at the Eurovision Song Contest 2006 with the song "Loca" (Crazy in Spanish) with Natalia Gordienco featuring Connect-R, finishing in 20th place with 22 points.

In 2008 he released the single "Rumadai", reaching the Top 100 in Germany and Austria.

With the same single he represented Romania at the Viña del Mar Festival 2014 in Chile,[1] winning the Best Performer place and therefore the Silver Seagull (the best prize granted in the International Contest).