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 |  |  | | Jack Geissler |  | | Residence: | Joliet, IL |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Clarence Walker Memorial, April 27, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Colin Richter | | Wo (emerg)WoJ* | | Q | Loss | Maxwell Brusil | 644 | 7-5; 6-3 |
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USTA/Midwest Section BG14 L5, May 5, 2012
 USTA/Midwest L3 Memorial Day, May 26, 2012
 Northern Illinois District Qualifier, June 1, 2012
 USTA Midwest BG14 Team Cup, June 15, 2012
 Midwest Closed BG14-12 Chmps., June 23, 2012
 USTA Regional Tourn. (Sacramento), July 7, 2012
 Spring Rock Open L6, August 3, 2012
 Jr. Summer Finale L6, August 6, 2012
 Score Back Indoors Open L6, August 13, 2012
 Western Springs Harvest Days Open L6, August 17, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | Q | Loss | Craig Campbell | | 6-0; 0-6; 10-5 | | CQ | Win | Colin Fitzpatrick | | Def (ns)DP* | | CS | Win | Thomas Kiely | | 6-1; 6-0 | | CF | Win | Kevin Ostajewski | | 6-2; 6-0 |
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Wildcat Late Summer Jr. Open L6, August 24, 2012
 USTA Regional Tourn. (Lexington), September 1, 2012
 Rush-Copley September Classic L6, September 21, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Aidan Labaschin | | 6-2; 6-0 | | Q | Win | Ryan McMillan | | 6-1; 6-1 | | S | Win | Crofton Kelly | | 6-4; 2-6; 1-0 | | F | Loss | Steven Hill | | 6-4; 6-2 |
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Lincolnshire B16 Challenger L6, September 28, 2012
 Joe Piatek Memorial, October 12, 2012
 USTA Regional Tourn. (Tucson), October 27, 2012
 USTA Midwest Section L3 Tourn., November 10, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Andrew Ong | | 6-0; 6-1 | | 1 | Win | Nicholas Sanders | | 5-7; 7-5; 1-0(9) | | 2 | Loss | Blaine Carr | | 6-0; 6-1 |
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Vaughan Jive Turkey Bowl Challenger L6, November 23, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | Lee Charles | | 6-4; 6-4 | | Q | Loss | Austin Russell | | 6-0; 6-3 |
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College Park E BG18 Snowball Rally, November 30, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Loss | Max Gordon | | 6-4; 1-6; 6-2 | | 1 | Win | Lee Ratner | | 6-0; 6-0 | | CS | Loss | Eric Pohl | | 6-1; 2-6; 10-8 |
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USTA Midwest Dec. Designated B14, December 8, 2012
 College Park E Christmas Break Open L6, December 21, 2012
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Pawel Jaworski | | 7-5; 6-0 | | 2 | Win | Eric Pohl | + | 6-4; 6-1 | | CQ | Win | Adam Kolnik | | 6-0; 6-3 | | CS | Win | Tristan Leveille | | 6-2; 6-3 | | CF | Win | Zachary Krubeck | | 6-1; 6-4 |
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USTA Midwest Section Winter Chmps., December 27, 2012
 USTA Midwest L4 Tourn. B16, January 12, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Loss | Cuyler Burke | | 6-1; 6-2 | | 1 | Loss | Juan Perez | 370 | 6-2; 6-4 |
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USTA Regional Tourn. (Mobile), January 26, 2013
 USTA Midwest L3 Tourn., February 16, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Benjamin Bush | + | 6-4; 7-5 | | 16 | Loss | Jake Van Emburgh | 21 | 6-2; 6-1 | | 2 | Loss | Johnathon Benedetto | | 7-5; 6-4 |
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USTA Midwest B14 March Des. Series, March 2, 2013
 USTA Midwest B16 March Des. Series, March 9, 2013
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Patrick McAuley | | 1-6; 7-6(4); 6-1 | | 1 | Loss | Tyler Washington | | 7-5; 6-0 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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