Wijewardena Seneviratne Panditha Abeykoon Bandaranayake Wahala Mudiyanselage Harris Leuke Ratwatte (known as Harris Leuke Ratwatte) MBE (1900–1964) was a Ceylonese legislator.

Ratwatte was award the title of Dissawa by the British Governor of Ceylon and was elected as the Diyawadana Nilame of Sri Dalada Maligawa, Kandy.

[4] Harris Leuke Ratwatte married Mallika Katugaha Kumarihamy, daughter of Katugaha Bandaranayake Herath Mudiyanse Punchi Bandara, acting Rate Mahatmaya of Yatikinda.

Harris Ratwatte and his Kumarihamy had nine children: Ryan, Ivy, Dennis, Chintha, Preeni, Anuruddha, Ranji, Samudhra & Mangalika.

His son General Anuruddha Ratwatte was a Cabinet Minister.