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 |  |  | | Michael Czlonka |  | | Residence: | Hinsdale, IL |
| Birthplace: | Unknown | | Age: | Unknown | | Height: | Unknown | | Plays: | Unknown | | Coaching: | Unknown |  | | Complete Bio | |
Midwest B12 Des. January Series, January 2, 2010
 Midwest B12 Closed Indoor Chmp., February 6, 2010
 USTA National Open, February 13, 2010
 Midwest B12 Des. March Series, March 13, 2010
 Midtown AC Bannockburn B14 L6, April 23, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Miles Blim | | 6-1; 6-0 | | 16 | Win | Daniel Holland | + | 6-2; 6-7; 10-6 | | Q | Loss | Carson Burke | | 6-4; 6-1 |
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Lincolnshire BG12 Open L4, April 30, 2010
 Columbus Indoor, May 15, 2010
 USTA National Opens, May 22, 2010
 Court One Memorial Classic, May 29, 2010
 Chicago Dst. Qualifier L4, June 11, 2010
 Midwest Closed BG14,12 Chmp., June 26, 2010
 USTA National Opens, July 3, 2010
 USTA B12 National Clay Court Chmps., July 18, 2010
 USTA B12 National Chmps., August 7, 2010
 Libertyville Fall Challenger L6, September 10, 2010
 Aurora B18-14 Challenger, October 9, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Ryan Sterling | | 4-6; 6-3; 7-6(2) | | 16 | Loss | Radhakrishna Vishnubhotla | | 6-1; 6-3 | | 2 | Loss | Connor Okelly | | 6-4; 1-6; 7-6(2) |
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Five Seasons October Open L6, October 22, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 32 | Win | Mike Panigirakis | | Def (ns)DP* | | 16 | Win | John McDermott | | 6-1; 6-0 | | Q | Win | Steven Hill | | 6-4; 6-2 | | S | Win | Crofton Kelly | | 6-3; 6-7(3); 6-0 | | F | Loss | Joshua Pudlo | | 6-4; 6-2 |
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Midwest B12 Indoor Open Chmps., October 30, 2010
 Midwest B14 Fall Closed Chmps., November 13, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Loss | Daniel Boussom | | 6-2; 6-4 | | 1 | Loss | Joshua Pudlo | | 6-1; 6-3 |
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USTA National Open, November 25, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 64 | Win | Andrew Leahy | | 6-3; 6-0 | | 32 | Loss | Conrad Russell | 92 | 6-0; 6-0 | | 2 | Win | David Goulak | | 4-6; 6-1; 10-8 | | 3Q | Loss | Samuel Feit | 199 | 3-6; 6-3; 10-4 |
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Wildcat Winter Tourn., December 3, 2010
  |  |  Rnd |  Result |  Opponent |  Rank |  Score | | 16 | Win | John Parks | | 6-0; 6-0 | | Q | Win | Dean Sheftel | | 6-2; 6-1 | | S | Win | Brendan Wolan | | 6-2; 6-2 | | F | Win | Mack Galvin | | 6-0; 6-1 |
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+ Strong win over an ineligible player. * The ranking calculation does not count this match.
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