Gryllos (, before 1927: Μουνδράζα - Moundraza) is a village and a community in the municipal unit of Skillounta, Elis, Greece. Its population in 2001 was 307 for the village and 447 for the community, which includes the small village Chani Gryllou. It is 3 km northwest of Graikas, 3 km northeast of Vrina and 5 km southeast of Krestena. The Greek National Road 76 (Krestena - Andritsaina - Megalopoli) runs through Chani Gryllou. Gryllos suffered damage from the 2007 Greek forest fires.

Gryllos (, before 1927: Μουνδράζα - Moundraza) is a village and a community in the municipal unit of Skillounta, Elis, Greece. Its population in 2001 was 307 for the village and 447 for the community, which includes the small village Chani Gryllou. It is 3 km northwest of Graikas, 3 km northeast of Vrina and 5 km southeast of Krestena. The Greek National Road 76 (Krestena - Andritsaina - Megalopoli) runs through Chani Gryllou. Gryllos suffered damage from the 2007 Greek forest fires.