Marcos Vianna Guimares (BRA)
Country: Brazil,
Born in 1996 (29 years old),
Category: Junior, Boys
Tournaments played in 2012
See detailed tennis results of Marcos Vianna Guimares| Oct 15 | B16 | QF | Copa Guga Kuerten, Florianopolis(BRA) |
| Oct 08 | B16 | SF | Copa Santa Catarina, Itajai(BRA) |
| Oct 01 | B16 | QF | Londrina Juniors Cup, Londrina(BRA) |
| Mar 19 | B16 | 1/8 | Copa Gerdau, Porto Alegre(BRA) |
| Mar 12 | B16 | 1/8 | Banana Bowl, Itajai(BRA) |
| Feb 20 | B16 | 1/16 | Argentina Cup, Mendoza(ARG) |
| Feb 13 | B16 | 1/16 | Copa Milo, Santiago(CHI) |








