Gilmar Lobato da Rocha (born 17 October 1973 in Natal, Rio Grande do Norte), known simply as Gilmar, is a Brazilian retired footballer who played as a central midfielder.
He also held Portuguese citizenship, due to the many years spent in the country (14 seasons in representation of four teams).
In Portugal's Primeira Liga, Gilmar amassed totals of 142 games and five goals, with Varzim SC (two seasons) and Associação Naval 1º de Maio (five, even though he did not appear in his last one).