Francisco Marcos Valentin (born February 24, 1976) is a Brazilian football player.

References
jsgoal.jp

1976 births
Living people
Brazilian men's footballers
Brazilian expatriate men's footballers
J1 League players
Kyoto Sanga FC players
Expatriate men's footballers in Japan
Clube de Regatas Brasil players
Criciúma Esporte Clube players
Avaí FC players
Madureira Esporte Clube players
Ceará Sporting Club players
Men's association football forwards