Negritu Christoph / Sieber Marc - profil
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Negritu ChristophCountry: Germany 
Height / Weight: 193 cm / 81 kg 
Age: 31 (21. 3. 1994) 
Current/Highest rank - singles: 297. / 263. Current/Highest rank - doubles: 137. / 105. Plays: right 
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Sieber MarcCountry: Germany 
Height / Weight: 178 cm / 68 kg 
Age: 37 (28. 2. 1988) 
Current/Highest rank - singles: - / 236. Current/Highest rank - doubles: - / 481. Plays: left 
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- Next match
 
| Tournament | Round | Start | Match | H | A | 
|---|---|---|---|---|---|
| No upcoming matches. | |||||
- Tournaments results
 
Doubles team's record
- Titles
 
| Year | Main tournaments | Lower level tournaments | ||||
|---|---|---|---|---|---|---|
| 2016 | - | 1 | ||||
| Total: | 0 | 1 | ||||
- Played matches - 2016 - HARD
 
| Futures 2016 | Round | Result | H | A | ||
|---|---|---|---|---|---|---|
| 06.05. | Libie / Nys H - Negri / Siebe | SF | 6-2, 6-2 | 1.52 | 2.34 | |
| 05.05. | Negri / Siebe - Hayla / Yukse | QF | 3-6, 7-5, 10-5 | 1.60 | 2.17 | |
| 04.05. | Negri / Siebe - Tebet / Yamac | R16 | 6-1, 7-67 | 1.09 | 6.34 | |
| 30.04. | Negri / Siebe - Bega / Frige | F | 6-4, 61-7, 12-10 | 1.98 | 1.71 | |
| 29.04. | Negri / Siebe - Nagao / Oku H | SF | 6-3, 7-5 | 1.60 | 2.17 | |
| 28.04. | Negri / Siebe - Celik / Suluo | QF | 2-6, 6-1, 10-5 | 1.31 | 3.17 | |
| 27.04. | Negri / Siebe - Blume / Canne | R16 | 6-2, 6-3 | 1.39 | 2.71 | |
This week's tournaments
| Main tournaments | ||||
| Athens | 14 | |||
| Metz | 13 | |||
| Masters Cup WTA | 12 | |||
| Lower level tournaments | ||||
| Helsinki challenger | 21 | |||
| Taipei challenger | 18 | |||
| Lima 3 challenger | 22 | |||
| Matsuyama challenger | 15 | |||
| Knoxville challenger | 20 | |||
| UTR Pro Tennis Series 3 | 279 | |||
| UTR Pro Tennis Series 5 | 68 | |||
| UTR Pro Tennis Series 9 | 71 | |||
| Austin 2 | 11 | |||
| Tucuman | 12 | |||
| Faro ITF | 20 | |||
| Hamamatsu ITF | 20 | |||
| Liberec ITF | 20 | |||
| Orlando 3 ITF | 26 | |||
| UTR Pro Tennis Series 5 | 43 | |||
| UTR Pro Tennis Series 9 | 13 | |||
| Antalya 32 ITF | 24 | |||
| Castellon 2 ITF | 25 | |||
| Heraklion 9 ITF | 21 | |||
| Lincoln ITF | 8 | |||
| Monastir 6 ITF | 24 | |||
| Neuquén 2 ITF | 24 | |||
| Sharm El Sheikh 20 ITF | 16 | |||
| Solarino 4 ITF | 20 | |||
| Szabolcsveresmart ITF | 21 | |||
| UTR Pro Match Series | 165 | |||
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- Head-to-head
 
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