Ceyco Georgia Zefanya

Ceyco Georgia Zefanya (born 24 June 1999) is an Indonesian karateka. She competes in the women's kumite 68kg and team kumite events. She is a five-time medalist at the SEA Games and a four-time medalist, including two gold medals, at the Asian Karate Championships.

Career
She competed in the women's kumite 68kg event at the 2018 Asian Games held in Jakarta, Indonesia without winning a medal. She was eliminated in her first match by Nguyễn Thị Ngoan of Vietnam.

At the 2018 Asian Karate Championships held in Amman, Jordan, she won one of the bronze medals in the women's kumite 68kg event. The following year, at the 2019 Asian Karate Championships held in Tashkent, Uzbekistan, she won the silver medal in the women's kumite 68kg event. This became the gold medal after a confirmed doping violation of Nodira Djumaniyazova of Uzbekistan, the original gold medalist.

In June 2021, she competed at the World Olympic Qualification Tournament held in Paris, France hoping to qualify for the 2020 Summer Olympics in Tokyo, Japan. She was eliminated in her second match. In November 2021, she competed in the women's 68kg event at the World Karate Championships held in Dubai, United Arab Emirates.

She won the silver medal in her event at the 2021 SEA Games held in Hanoi, Vietnam. She also won the silver medal in the women's team kumite event.

She won one of the bronze medals in her event at the 2022 Asian Karate Championships held in Tashkent, Uzbekistan. In 2023, she won the gold medal in her event at the Asian Karate Championships held in Malacca, Malaysia. She lost her bronze medal match in the women's kumite 68kg event at the 2022 Asian Games held in Hangzhou, China. In the same month, she won one of the bronze medals in the women's 68kg event at the 2023 World Karate Championships held in Budapest, Hungary. She defeated Madeleine Schröter of Germany in her bronze medal match.