| Cayo Nicolau | |
| Full Name: | Cayo Simões Nicolau |
| Birth Date: | 24 September 1977 |
| Birth Place: | Belém, Brazil |
| Height: | 6 ft 3 in |
| Weight: | 215 lb |
| Position: | Centre |
| Repyears1: | 2002–03 |
| Repcaps1: | 4 |
| Reppoints1: | 10 |
Cayo Simões Nicolau (born September 24, 1977) is a Brazilian-born former international rugby union player.[1]
Born in Belém, Nicolau was a Brazil junior World Cup representative, recruited by Middle Tennessee State University after they spotted him at a rugby sevens tournament in Dallas. He joined the university in 1998 on a rugby scholarship.[2]
Nicolau competed for the United States in 2002 and 2003. His first two appearances were off the bench and included a try against Japan in San Francisco during the 2003 Super Cup. He gained a further two caps in the 2003 Churchill Cup, as starting fly-half in their over Canada, then as a centre against England "A", scoring a try in the latter.[3]