Atiek Riwayati, professionally known as Mpok Atiek (born February 28, 1956), is an Indonesian comedian and actress. She is widely recognized for her distinctive comedic style, characterized by latah (a hyper-startle reaction), which became her trademark in the entertainment industry. She gained significant popularity through her role in the hit soap opera Gerhana (1999–2003). With a career spanning several decades, she has appeared in numerous films and television series, often portraying chatty or humorous motherly figures. Her film credits include Gotcha (2006) and Pocong The Origin (2019).