Bomet Governor Joyce Laboso has died aged 58 on Monday afternoon.
The governor was once a lecturer at the Egerton University till 2008. She later became a deputy Speaker of the National Assembly of Kenya.
She took over as an MP for two years after the death of her sister Lorna Laboso
Her body has already been taken to Lee funeral home.
Before her death, the governor had been undergoing medication at Nairobi Hospital since she arrived from India on June 14 after receiving treatment.
She left the country on May 29 for the United Kingdom (Royal Madden NHS hospital) where she stayed before being transferred for further treatment in India.
During the 46 days she was out of the country, Deputy Governor Hillary Barchok had been running the county's affairs with the assistance of County Secretary Evalyne Rono.