Fumilay Fonseca (born 24 May 1988) is a São Toméan race walker.
At the age of sixteen, she appeared at the 2004 Summer Olympics finishing at 52nd place with a time of 2:04.54 hours.[1] It was described as "one of the worst times on record" and was about 15 minutes behind the next-to-last finisher.[2] She was also the flag bearer for her country at the opening ceremony.[3]
The next year she placed 24th at the 2005 World Youth Championships.