| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2017 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2016 | 1/4 | 1/3 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 1/6 | 1/2 | 0/4 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2014 | 4/7 | 1/2 | 3/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 1/4 | 0/1 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 7/22 | 3/9 | 4/13 | 0/0 | 0/0 | 0/0 | 0/0 |
| perc. % | 24.14 % | 25 % | 23.53 % | 0 % | 0 % | 0 % | 0 % |
Craig Klein / scheduled / last
| no matches found |
Craig Klein form
Craig Klein / last 50 matches
| 10.04.17 | q 1 | Nathaniel Lammons | Craig Klein | 6-1, 6-0 |  | match details |  USA F13 | Hard |
| 31.10.16 | Scott Robertson | Craig Klein | 6-2, 6-2 | | match details | USA F35 | Clay | |
| 20.06.16 | q 1 | Craig Klein | Jacob Cantu | 6-0, 6-1 |  | match details | USA F21 | Hard |
| 20.06.16 | q 2 | Ryan Ybarra | Craig Klein | Craig Klein - walk over | | match details | ||
| 11.04.16 | q 1 | Hans Hach Verdugo | Craig Klein | 6-1, 6-2 | | match details | USA F13 | Hard |
| 04.04.16 | q 1 | Ryan Lipman | Craig Klein | 6-0, 6-0 | | match details | USA F12 | Hard |
| 09.11.15 | Gandhi Bhakthavachalam | Craig Klein | 6-3, 6-2 | | match details | USA F32 | Clay | |
| 02.11.15 | Yannick Stephan Born | Craig Klein | 6-1, 6-1 | | match details | USA F31 | Clay | |
| 04.05.15 | Noah Makarome | Craig Klein | 6-1, 6-3 | | match details | USA F15 | Clay | |
| 13.04.15 | q 1 | Manfred Jeske | Craig Klein | 6-0, 6-2 | | match details | USA F13 | Hard |
| 06.04.15 | qual. | Philip Bester | Craig Klein | 6-2, 6-1 | | match details | USA F12 | Hard |
| 06.04.15 | q 2 | Craig Klein | Darryl Moore | 6-0, 6-0 | | match details | ||
| 05.01.15 | Kenta Kurita | Craig Klein | 6-1, 6-4 | | match details | USA F1 | Clay | |
| 01.12.14 | q 1 | Francisco Perafan | Craig Klein | 6-1, 7-5 | | match details |  Dominican Republic | Clay |
| 17.11.14 | Kaptan Kaster | Craig Klein | 6-4, 2-6, 6-4 | | match details | USA F32 | Clay | |
| 10.11.14 | Craig Klein | Garrett Cona | 3-6, 6-4, 6-3 | | match details | USA F31 | Clay | |
| 10.11.14 | q 1 | Siddhartha Chappidi | Craig Klein | 6-4, 7-5 | | match details | ||
| 03.11.14 | Craig Klein | Rodrigo Amaral | 7-5, 6-3 | | match details | USA F30 | Clay | |
| 03.11.14 | q 1 | Damian Farinola | Craig Klein | 6-2, 6-4 | | match details | ||
| 20.10.14 | q 2 | Vullnet Tashi | Craig Klein | 6-0, 6-2 | | match details | USA F29 | Hard |
| 16.06.14 | q 1 | Craig Klein | Jason Garriotte | 6-2, 6-1 | | match details | USA F15 | Hard |
| 16.06.14 | q 2 | Siddhartha Chappidi | Craig Klein | 6-2, 6-0 | | match details | ||
| 06.01.14 | Craig Klein | John Peterson | 6-0, 6-2 | | match details | USA F1 | Clay | |
| 06.01.14 | q 1 | Brian Page | Craig Klein | 6-1, 6-2 | | match details | ||
| 04.11.13 | Craig Klein | Austin Racine | 6-0, 6-3 | | match details | USA F30 | Clay | |
| 04.11.13 | q 1 | Charles Mcconnell | Craig Klein | 6-4, 2-6, 7-5 | | match details | ||
| 21.10.13 | Walker Duncan | Craig Klein | 6-2, 6-2 | | match details | USA F28 | Clay | |
| 29.07.13 | Antoine Leduc | Craig Klein | 6-2, 6-1 | | match details | USA F21 | Hard | |
| 07.01.13 | Lukas Koncilia | Craig Klein | 6-1, 6-0 | | match details | USA F1 | Clay |