Cacalo
- Born
- 27 August 1950 (75 years)
- Place of birth
- Porto Alegre, Rio Grande do Sul, Brazil
- Gender
- Male
Luiz Carlos Pereira Silveira Martins, better known as Cacalo, (Porto Alegre, August 27, 1950), is a lawyer, broadcaster and Brazilian sports director. He was president of the Grêmio Foot-Ball in the 1997-1998 biennium.
