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 |  |  | | Constantin Hemmrich |  | | Residence: | Bloomfield Hills, MI |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
SE MI Dst. Muthig Jr. Boys Qualifier, June 1, 2012
 Midwest Closed BG14-12 Chmps., June 23, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 128 | Loss | Jack Dabek | 127 | 6-3; 6-3 | | 1 | Win | Raymond Richardson | | 6-2; 6-2 | | 2 | Win | Chase Bremner | 139 | 6-4; 6-1 | | 3Q | Loss | Ben Weider | | 7-6(5); 6-2 |
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USTA/Midwest BG18-12 L4, August 4, 2012
 BAC Clay Court Chmps., August 24, 2012
 Orchard Lake CC Clay Court, September 14, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Chris Young | | Wd (ill)WI* | | 2 | Loss | Chris Young | | Wd (ill)WI* |
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USTA Midwest Dec. Designated B12, December 8, 2012
 USTA Midwest L2 Jan. Des. B12, January 12, 2013
 USTA Midwest L1 Indoor Closed, February 16, 2013
 USTA Midwest B12 March Des. Series, March 9, 2013
 * The ranking calculation does not count this match.
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