Hettimulla Appuhamilage Shashikala Dedunu Siriwardene (born 14 February 1985) in Colombo is the captain of the Sri Lankan women's cricket team. She made her ODI debut against West Indies at Kingstown, St. Vincent in March 2003. She took 2-20 and also scored a brisk 29 in that match, which was ultimately won by the Sri Lankans. Her best bowling figures of 4-11 was recorded against Pakistan in the 2005-06 Women's Asia Cup in Karachi. Other notable performances include her 4-34 also against Pakistan in the 2006-07 Women's Asia Cup.