Ruth Sahanaya is an Indonesian pop singer who rose to fame in the late 1980s and is best known for her hit song "Kaulah Segalanya". She has toured internationally, been the Indonesian representative at many music festivals, and has received multiple awards.
She is one of the three members of a vocal group along with Titi DJ and Krisdayanti called 3 Diva. She is one of the many Christian Indonesian singers that are a part of Christian Gospel band True Worshippers.
She is married to Jeffry Waworuntu, who is also her manager, and has two daughters.