Roosna-Alliku Parish () was a rural municipality of Estonia, in Järva County. It had a population of 1238 (as of 2007) and an area of 132 km<sup>2</sup>.
1 small borough: Roosna-Alliku. 12 villages: Allikjärve, Esna, Kaaruka, Kihme, Kirisaare, Kodasema, Koordi, Oeti, Tännapere, Valasti, Vedruka and Viisu.