Janaki is married to Sri. V. Rama Prasad. Her son Mr. V. Murali Krishna, who has an audio business of his own, has acted in a couple of movies, one being Sruthilayalu. He is now acting in some T.V. serials. Her father-in-law is the famous mono actor, Fun Dr. V. Chandrasekharam. Her daughter-in-law, Uma Murali Krishna, is a classical dancer, adept at both Bharathanatyam and Kuchipudi and is a recipient of the title "Yuva Kala Bharathi." Janaki is blessed with two lovely granddaughters, Amruthavarshini and Apsara.