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 |  |  | | Peter Sienko |  | | Residence: | Williamston, MI |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
MAC Boys Open, January 13, 2006
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Joseph Collins | | 6-2; 6-3 | | 16 | Loss | Matthew Monich | | 6-3; 6-0 |
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USTA National Opens, February 17, 2006
 Western Michigan Indoor BG14, February 24, 2006
 Midwest Des. March Series B14, March 18, 2006
 33rd Columbus Indoor B14,12, May 13, 2006
 USTA National Opens, May 20, 2006
 Court One Mem. Classic Invitational, May 27, 2006
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Tommy McNichols | | 6-0; 6-1 | | 32 | Loss | Morrie Bossen | | 6-3; 6-4 | | RR | Loss | Mark Denenfeld | | 6-1; 1-6; 1-0(3) | | RR | Win | Emerson Denny | | 6-1; 6-0 | | 1-N | Loss | William Heuer | | 6-3; 7-5 | | Q-NW | Loss | Troy Brinker | | 6-2; 6-3 |
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WMTA Midwest Qualifier, June 8, 2006
 Midwest Closed BG14,12 Chmp., June 24, 2006
 Midwest Open Chmps. B14, July 23, 2006
 USTA B14 National Chmps., August 6, 2006
 Court One Fall Jr. Open, October 6, 2006
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Lawrence Washington | | 6-1; 6-4 | | 16 | Win | Clayton Bartelt | | 3-6; 6-2; 1-0(4) | | Q | Loss | Anthony Soave | | 6-4; 4-6; 1-0(4) |
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Boys Indoor Championship, November 10, 2006
 John F. Hennessey Open, December 27, 2006
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Benjamin Boesing | | 7-5; 6-3 | | 1 | Win | Rico Lumanlan | 692 | 6-2; 6-2 | | 3 | Win | Henry Armstrong | | 6-0; 6-0 | | CQ | Win | Drew Stoimenoff | | 6-1; 6-2 | | CS | Loss | Andrew Enslen | | 6-2; 4-6; 6-1 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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