A 36-year-old woman from Dhar succumbed to H1N1 virus infection at Bombay Hospital here this morning, Medical and Health Officer Dr G L Sodhi said.
She was earlier admitted to Gokuldas Hospital on February 23.
Five H1N1 patients, who are in critical state, are being treated at private hospitals in the city, Sodhi said.
Of the four swine flu victims this year, three were women and another a man.