Rutu (ऋतु) is a Marathi (and Sanskrit) name meaning:
It derives from the Vedic concept of ṛtu – the six traditional Indian seasons (Vasanta, Grishma, Varsha, Sharad, Hemanta, Shishira). As a given name, it evokes cyclical beauty, natural rhythm, and auspicious timing. Used for both genders, though more common for girls.