Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
USA
02.12.99, 24 years
02.12.99, 24 years
Miomir Kecmanovic vs. Lukas Greif - head to head matches
| 30.01.17 | q 2 | Miomir Kecmanovic | Lukas Greif | 6-0, 6-2 | match details |  USA F6 | Clay |
Miomir Kecmanovic form & Lukas Greif form
Miomir Kecmanovic - last matches
 Madrid - Clay | ||||
| 25.04.24 1st round | vs. Zhizhen Zhang | 6-3, 6-2 |  | match details |
 Bucharest - Clay | ||||
| 19.04.24 2nd round | vs. Pedro Martinez Portero | 6-74, 6-3, 3-6 |  | match details |
| 16.04.24 1st round | vs. David Goffin | 6-4, 3-6, 6-3 | | match details |
 Monte-Carlo - Clay | ||||
| 11.04.24 2nd round | vs. Grigor Dimitrov | 4-6, 3-6 | | match details |
| 09.04.24 1st round | vs. Matteo Berrettini | 6-3, 6-1 | | match details |
 Estoril - Clay | ||||
| 01.04.24 1st round | vs. Roberto Bautista Agut | 1-6, 5-7 | | match details |
| Miami - Hard | ||||
| 20.03.24 1st round | vs. Juncheng Shang | 6-75, 6-4, 6-75 | | match details |
| Indian Wells - Hard | ||||
| 07.03.24 1st round | vs. Lorenzo Sonego | 6-71, 4-6 | | match details |
 Acapulco - Hard | ||||
| 29.02.24 1/4 | vs. Jack Draper | 2-6, 2-6 | | match details |
| 28.02.24 2nd round | vs. Daniel Altmaier | 6-4, 6-4 | | match details |
| 26.02.24 1st round | vs. Diego Sebastian Schwartzman | 4-6, 6-3, 6-1 | | match details |
| Los Cabos - Hard | ||||
| 20.02.24 1st round | vs. Rinky Hijikata | 3-6, 6-72 | | match details |
| Delray Beach - Hard | ||||
| 12.02.24 1st round | vs. Patrick Kypson | 4-6, 6-73 | | match details |
 Davis Cup - Clay | ||||
| 02.02.24 Rubber 1 | vs. Lukas Klein | 6-72, 2-6 | | match details |
 Melbourne - Hard | ||||
| 22.01.24 4th round | vs. Carlos Alcaraz | 4-6, 4-6, 0-6 | | match details |
| 20.01.24 3rd round | vs. Tommy Paul | 6-4, 3-6, 2-6, 7-67, 6-0 | | match details |
| 18.01.24 2nd round | vs. Jan-Lennard Struff | 6-4, 1-6, 7-65, 1-6, 7-69 | | match details |
| 15.01.24 1st round | vs. Yosuke Watanuki | 4-6, 7-5, 6-3, 6-4 | | match details |
| Adelaide - Hard | ||||
| 10.01.24 2nd round | vs. Jack Draper | 7-5, 6-79, 6-77 | | match details |
| 08.01.24 1st round | vs. Mackenzie Mcdonald | 6-4, 6-2 | | match details |
 Hong Kong - Hard | ||||
| 03.01.24 2nd round | vs. Frances Tiafoe | 3-6, 6-74 | | match details |
| 02.01.24 1st round | vs. Taro Daniel | 6-3, 6-2 | | match details |
| Davis Cup - I. hard | ||||
| 25.11.23 Rubber 1 | vs. Lorenzo Musetti | 6-77, 6-2, 6-1 | | match details |
| Davis Cup - I. hard | ||||
| 23.11.23 Rubber 1 | vs. Jack Draper | 7-62, 7-66 | | match details |
 Sofia - I. hard | ||||
| 07.11.23 1st round | vs. Roberto Bautista Agut | 6-79, 7-62, 6-75 | | match details |
 Paris - I. hard | ||||
| 31.10.23 1st round | vs. Tomas Martin Etcheverry | 6-4, 6-76, 4-6 | | match details |
 Basel - I. hard | ||||
| 24.10.23 1st round | vs. Holger Rune | 6-1, 5-7, 3-6 | | match details |
 Stockholm - I. hard | ||||
| 21.10.23 1/2 | vs. Pavel Kotov | 3-6, 4-6 | | match details |
| 20.10.23 1/4 | vs. Elias Ymer | 6-0, 3-2, Elias Ymer - retired | | match details |
| 18.10.23 2nd round | vs. Holger Rune | 7-63, 6-2 | | match details |
Lukas Greif - last matches
| M15 Weston - Clay | ||||
| 30.06.21 q 1 | vs. Cleeve Harper | 5-7, 7-5, 6-10 | | match details |
| M25 Houston - Hard | ||||
| 20.09.19 1/4 | vs. Austin Rapp | 3-6, 3-6 | | match details |
| 19.09.19 2nd round | vs. Harrison Adams | 6-3, 6-3 | | match details |
| 18.09.19 1st round | vs. Edoardo Graziani | 6-4, 7-5 | | match details |
| 17.09.19 qual. | vs. Francois Kellerman | 6-3, 6-1 | | match details |
| 16.09.19 q 2 | vs. Eduardo Neftali Irizarry | 6-3, 6-2 | | match details |
| 15.09.19 q 1 | vs. Abraham Asaba | 5-7, 6-4, 10-3 | | match details |
| USA F13 - Hard | ||||
| 10.06.18 q 1 | vs. Matthew Terry | 2-2, - Lukas Greif - retired | | match details |
| USA F12 - Clay | ||||
| 22.04.18 q 1 | vs. Juan Alejandro Hernandez | 1-6, 3-6 | | match details |
| 21.04.18 | vs. Conner Mcmann | 6-3, 6-0 | | match details |
| USA F11 - Clay | ||||
| 16.04.18 qual. | vs. Rowland Phillips | 5-7, 6-70 | | match details |
| 15.04.18 q 2 | vs. Joseph Corse | 6-2, 6-0 | | match details |
| 15.04.18 q 1 | vs. Rohan Bansal | 6-0, 6-3 | | match details |
 Dominican Republic - Hard | ||||
| 08.12.17 1/4 | vs. Carlos Boluda-Purkiss | 4-6, 2-6 | | match details |
| 07.12.17 2nd round | vs. Ivan Endara | 6-1, 7-61 | | match details |
| 05.12.17 1st round | vs. Bernardo Saraiva | 6-2, 6-71, 6-1 | | match details |
| 04.12.17 q 2 | vs. Joaquin Caballer | 6-2, 6-1 | | match details |
| 04.12.17 qual. | vs. Collin Johns | 4-6, 6-4, 2-0, Collin Johns - retired | | match details |
| 04.12.17 q 1 | vs. Alec Galicia | 6-0, 6-1 | | match details |
| Dominican Republic - Hard | ||||
| 29.11.17 2nd round | vs. Collin Johns | 3-6, 2-6 | | match details |
| 28.11.17 1st round | vs. Juan Sebastian Gomez | 6-4, 6-3 | | match details |
| 27.11.17 q 2 | vs. Victor Gurevich | 6-0, 6-1 | | match details |
| 27.11.17 qual. | vs. Jonathan Chang | 3-6, 6-4, 6-0 | | match details |
| USA F38 - I. hard | ||||
| 21.11.17 1st round | vs. Alexander Ward | 1-6, 5-7 | | match details |
| 20.11.17 q 1 | vs. Parth Aggarwal | 6-1, 6-1 | | match details |
| 20.11.17 qual. | vs. Riley H. Reist | 1-6, 6-2, 6-3 | | match details |
| USA F35 - Clay | ||||
| 30.10.17 q 1 | vs. Ansel Bivens | 4-6, 4-6 | | match details |
| 30.10.17 | vs. Hunter Harrison | 6-4, 6-0 | | match details |
| U.S. Open - Hard | ||||
| 03.09.17 1st round | vs. Hugo Gaston | 6-3, 2-6, 1-6 | | match details |
| USA F25 - Hard | ||||
| 26.07.17 2nd round | vs. Ezekiel Clark | 6-73, 7-5, 2-6 | | match details |
