2008-04-14

Houston - Clay - R32

Paul Capdeville (#115)
def
Diego Hartfield (#137)
6-0 6-4

2008-02-25

Memphis - Hard - R32

Tommy Haas (#30)
def
Diego Hartfield (#120)
6-3 6-2

2008-02-18

San Jose - Hard - R32

Kei Nishikori (#131)
def
Diego Hartfield (#96)
7-5 6-3

2008-02-11

Delray Beach - Hard - R16

Bobby Reynolds (#111)
def
Diego Hartfield (#99)
7-5 2-6 7-6(3)

2008-02-11

Delray Beach - Hard - R32

Diego Hartfield (#99)
def
Tommy Haas (#27)
6-2 3-6 6-2

2008-01-28

Vina del Mar - Clay - R16

Fernando Gonzalez (#24)
def
Diego Hartfield (#102)
6-3 6-4

2008-01-28

Vina del Mar - Clay - R32

Diego Hartfield (#102)
def
Mariano Zabaleta (#118)
6-3 7-5

2008-01-14

Australian Open - Hard - R128

Roger Federer (#1)
def
Diego Hartfield (#107)
6-0 6-3 6-0

2007-12-31

Doha - Hard - R32

Filippo Volandri (#40)
def
Diego Hartfield (#89)
4-6 6-3 7-6(3)

2007-10-22

Lyon - Carpet - QF

Marc Gicquel (#79)
def
Diego Hartfield (#95)
7-5 6-3

2007-10-22

Lyon - Carpet - R16

Diego Hartfield (#95)
def
Juan Monaco (#20)
6-4 6-3

2007-10-22

Lyon - Carpet - R32

Diego Hartfield (#95)
def
Nicolas Mahut (#52)
7-6(8) 6-4

2007-10-08

Moscow - Hard - R32

Igor Kunitsyn (#80)
def
Diego Hartfield (#81)
7-6(1) 1-6 6-1

2007-09-10

Bucharest - Clay - R32

Yuri Schukin (#164)
def
Diego Hartfield (#73)
7-6(5) 5-7 6-2

2007-08-27

US Open - Hard - R128

Jurgen Melzer (#33)
def
Diego Hartfield (#75)
6-4 7-5 7-5

2007-07-30

Sopot - Clay - R32

Albert Montanes (#51)
def
Diego Hartfield (#83)
6-1 6-3

2007-07-23

Kitzbuhel - Clay - R16

Agustin Calleri (#29)
def
Diego Hartfield (#88)
7-5 6-2

2007-07-23

Kitzbuhel - Clay - R32

Diego Hartfield (#88)
def
Oscar Hernandez (#51)
5-7 6-0 6-3

2007-07-23

Kitzbuhel - Clay - R64

Diego Hartfield (#88)
def
Martin Fischer (#283)
5-7 6-4 6-2

2007-07-16

Stuttgart - Clay - R16

Juan Carlos Ferrero (#17)
def
Diego Hartfield (#87)
6-4 1-6 6-3

2007-07-16

Stuttgart - Clay - R32

Diego Hartfield (#87)
def
Jan Hajek (#193)
6-4 6-2

2007-07-09

Gstaad - Clay - R32

Marc Gicquel (#41)
def
Diego Hartfield (#88)
6-3 7-6(5)

2007-06-25

Wimbledon - Grass - R128

Tomas Zib (#133)
def
Diego Hartfield (#88)
4-6 7-6(4) 3-6 6-3 6-4

2007-06-17

s Hertogenbosch - Grass - R32

Michael Berrer (#103)
def
Diego Hartfield (#89)
6-3 6-0

2007-05-28

Roland Garros - Clay - R64

David Ferrer (#14)
def
Diego Hartfield (#89)
6-4 6-3 7-6(4)

2007-05-28

Roland Garros - Clay - R128

Diego Hartfield (#89)
def
Robby Ginepri (#48)
6-4 1-6 5-7 6-4 6-2

2007-05-20

Poertschach - Clay - QF

Lleyton Hewitt (#16)
def
Diego Hartfield (#97)
6-2 6-2

2007-05-20

Poertschach - Clay - R16

Diego Hartfield (#97)
def
Vincent Spadea (#64)
6-4 7-6(5)

2007-05-20

Poertschach - Clay - R32

Diego Hartfield (#97)
def
Stan Wawrinka (#43)
6-2 6-4

2007-04-30

Munich - Clay - R32

Marcos Baghdatis (#19)
def
Diego Hartfield (#80)
7-6(5) 6-3

2007-04-23

Casablanca - Clay - R32

Michael Russell (#67)
def
Diego Hartfield (#81)
6-1 6-4

2007-04-09

Houston - Clay - R16

Ivo Karlovic (#108)
def
Diego Hartfield (#81)
W/O

2007-04-09

Houston - Clay - R32

Diego Hartfield (#81)
def
Sebastien Grosjean (#58)
6-4 6-4

2007-02-26

Acapulco - Clay - R16

Carlos Moya (#47)
def
Diego Hartfield (#93)
4-6 6-1 6-4

2007-02-26

Acapulco - Clay - R32

Diego Hartfield (#93)
def
Hugo Armando (#224)
6-4 7-6(4)

2007-02-19

Buenos Aires - Clay - ER

Diego Hartfield (#117)
def
Denis Gremelmayr (#168)
7-6(5) 6-1

2007-02-19

Buenos Aires - Clay - SF

Alessio Di Mauro (#98)
def
Diego Hartfield (#117)
6-1 6-4

2007-02-19

Buenos Aires - Clay - QF

Diego Hartfield (#117)
def
Nicolas Devilder (#97)
6-4 7-5

2007-02-19

Buenos Aires - Clay - RR

Diego Hartfield (#117)
def
Sergio Roitman (#78)
5-7 6-4 7-6(4)

2007-02-19

Buenos Aires - Clay - RR

Diego Hartfield (#117)
def
Jose Acasuso (#41)
6-3 RET

2007-02-12

Costa Do Sauipe - Clay - R32

Agustin Calleri (#28)
def
Diego Hartfield (#118)
6-4 6-1

2007-01-29

Vina del Mar - Clay - RR

Ruben Ramirez Hidalgo (#115)
def
Diego Hartfield (#102)
6-4 6-1

2007-01-29

Vina del Mar - Clay - RR

Igor Andreev (#32)
def
Diego Hartfield (#102)
6-3 3-6 6-4

2006-07-17

Stuttgart - Clay - R16

Nicolas Lapentti (#140)
def
Diego Hartfield (#151)
7-6(5) 6-2

2006-07-17

Stuttgart - Clay - R32

Diego Hartfield (#151)
def
Nicolas Almagro (#45)
6-7(2) 7-6(1) 7-5

2006-07-17

Stuttgart - Clay - R64

Diego Hartfield (#151)
def
Robin Vik (#72)
3-6 7-6(7) 6-4

2006-05-29

Roland Garros - Clay - R128

Roger Federer (#1)
def
Diego Hartfield (#157)
7-5 7-6(2) 6-2