1990-04-09

Marcelo Filippini (47)

Juan Avendano (700)

Barcelona

R64

5-7 6-3 6-4

1989-09-18

Nicolas Romero (439)

Juan Avendano (635)

Barcelona

R64

6-1 6-2

1988-09-26

Eduardo Bengoechea (76)

Juan Avendano (229)

Palermo

R32

5-7 6-3 6-2

1988-09-26

Juan Avendano (229)

Jose Clavet (302)

Palermo

R64

6-1 6-4

1988-09-19

Thomas Muster (16)

Juan Avendano (198)

Bari

R32

6-0 6-0

1988-09-12

Bruno Oresar (71)

Juan Avendano (176)

Barcelona

R64

6-2 4-6 6-3

1988-06-13

Bruno Oresar (98)

Juan Avendano (205)

Athens

R16

2-6 6-2 7-5

1988-06-13

Juan Avendano (205)

Per Henricsson (259)

Athens

R32

6-3 6-7 7-6

1988-05-02

Sammy Giammalva Jr (85)

Juan Avendano (190)

Forest Hills

R64

6-3 6-1

1987-09-21

Jordi Arrese (141)

Juan Avendano (249)

Barcelona

R64

6-2 6-3

1987-07-27

Mikael Pernfors (21)

Juan Avendano (204)

Bastad

R32

5-7 6-3 6-3

1987-07-13

Tony Mmoh (171)

Juan Avendano (197)

Indianapolis

R64

6-3 6-0

1987-07-06

Roberto Saad (189)

Juan Avendano (195)

Boston

R64

7-6 7-5

1987-06-22

Johan Kriek (41)

Juan Avendano (186)

Wimbledon

R128

6-2 6-1 4-6 6-4

1987-06-15

Thierry Champion (164)

Juan Avendano (136)

Athens

R32

6-4 6-1

1987-06-08

Franco Davin (103)

Juan Avendano (132)

Bologna

R32

6-3 7-5

1987-05-04

Boris Becker (2)

Juan Avendano (132)

Forest Hills

R32

7-6 5-7 6-2

1987-05-04

Juan Avendano (132)

Bill Scanlon (55)

Forest Hills

R64

6-1 6-2

1987-04-06

Horacio De La Pena (31)

Juan Avendano (145)

Bari

QF

6-3 1-6 7-6

1987-04-06

Juan Avendano (145)

Jay Berger (45)

Bari

R16

5-7 7-5 6-3

1987-04-06

Juan Avendano (145)

Tore Meinecke (147)

Bari

R32

7-5 6-4

1987-01-26

Julio Goes (219)

Juan Avendano (135)

Guaruja

R16

7-5 6-4

1987-01-26

Juan Avendano (135)

Joao Soares (206)

Guaruja

R32

6-2 6-0

1986-11-24

Luiz Mattar (101)

Juan Avendano (117)

Itaparica

R32

6-4 6-2

1986-11-03

Karel Novacek (36)

Juan Avendano (96)

Stockholm

R64

6-4 3-6 6-2

1986-09-22

Paolo Cane (39)

Juan Avendano (103)

Barcelona

R64

6-7 6-2 11-9

1986-09-15

Ricki Osterthun (146)

Juan Avendano (100)

Hamburg

R64

6-2 6-2

1986-09-08

Eduardo Bengoechea (95)

Juan Avendano (120)

Geneva

QF

6-3 7-6

1986-09-08

Juan Avendano (120)

Andreas Maurer (91)

Geneva

R16

6-4 6-2

1986-09-08

Juan Avendano (120)

Ronnie Bathman (177)

Geneva

R32

6-3 7-6

1986-08-04

Tomas Smid (39)

Juan Avendano (123)

Kitzbuhel

R32

6-3 3-6 6-3

1986-08-04

Juan Avendano (123)

Roberto Arguello (150)

Kitzbuhel

R64

6-3 6-3

1986-07-07

Thierry Tulasne (13)

Juan Avendano (111)

Bordeaux

R32

7-5 7-5

1986-06-16

Francisco Maciel (46)

Juan Avendano (135)

Athens

SF

6-0 6-1

1986-06-16

Juan Avendano (135)

Claudio Panatta (187)

Athens

QF

6-3 6-1

1986-06-16

Juan Avendano (135)

Francesco Cancellotti (134)

Athens

R16

6-4 4-6 6-3

1986-06-16

Juan Avendano (135)

Diego Perez (37)

Athens

R32

6-3 6-0

1986-04-28

Alex Stepanek (148)

Juan Avendano (146)

Madrid

R32

6-4 6-2

1986-02-10

Glenn Michibata (61)

Juan Avendano (152)

Boca West

R128

6-3 6-3

1985-10-07

Christo Steyn (174)

Juan Avendano (164)

Johannesburg

R32

6-0 6-3

1985-09-23

Yannick Noah (6)

Juan Avendano (169)

Barcelona

R64

7-6 6-3

1985-09-16

Jimmy Brown (72)

Juan Avendano (169)

Bordeaux

R32

6-1 2-6 7-5

1985-07-15

Miloslav Mecir (13)

Juan Avendano (172)

Washington

R32

2-6 6-2 6-1

1985-07-15

Juan Avendano (172)

Balazs Taroczy (65)

Washington

R64

6-4 4-6 6-1

1985-07-08

Thierry Tulasne (65)

Juan Avendano (176)

Boston

R64

6-0 6-2

1985-05-13

Andreas Maurer (149)

Juan Avendano (201)

Madrid

R16

5-7 6-2 6-4

1985-05-13

Juan Avendano (201)

Ivan Kley (142)

Madrid

R32

6-3 7-6

1985-05-06

Victor Pecci (43)

Juan Avendano (204)

Forest Hills

R64

6-3 2-6 6-2

1985-04-15

Francesco Cancellotti (21)

Juan Avendano (191)

Bari

R32

7-6 6-2

1984-10-01

Miloslav Mecir (51)

Juan Avendano (139)

Barcelona

R64

6-4 5-7 7-5

1984-09-17

Martin Jaite (75)

Juan Avendano (141)

Geneva

R32

6-2 6-7 6-3

1984-07-23

Bernhard Pils (246)

Juan Avendano (125)

Kitzbuhel

R32

6-0 6-3

1984-07-16

Hans Dieter Beutel (170)

Juan Avendano (126)

Bastad

R32

6-3 6-4

1984-05-28

Libor Pimek (40)

Juan Avendano ()

Roland Garros

R128

3-6 6-4 6-1 6-2

1984-05-13

Gianni Ocleppo (51)

Juan Avendano ()

Rome

R64

7-6 2-6 6-4

1984-05-07

Jimmy Brown (46)

Juan Avendano ()

Florence

R32

6-1 6-2

1984-04-02

Pedro Rebolledo (96)

Juan Avendano ()

Bari

QF

2-6 7-5 7-6

1984-04-02

Juan Avendano ()

Tim Wilkison (99)

Bari

R16

6-3 6-3

1984-04-02

Juan Avendano ()

Roberto Arguello (52)

Bari

R32

7-5 6-1

1983-10-03

Mats Wilander (5)

Juan Avendano ()

Barcelona

R16

6-3 6-2

1983-10-03

Juan Avendano ()

Fernando Luna (51)

Barcelona

R32

7-5 6-3

1983-10-03

Juan Avendano ()

Jose Lopez Maeso ()

Barcelona

R64

7-5 7-5

1983-09-19

Guillermo Vilas (9)

Juan Avendano ()

Geneva

R32

6-4 6-3

1983-09-12

Francesco Cancellotti (89)

Juan Avendano ()

Palermo

QF

7-5 6-4

1983-09-12

Juan Avendano ()

Mario Martinez (35)

Palermo

R16

6-0 2-6 6-4

1983-09-12

Juan Avendano ()

Roberto Arguello (54)

Palermo

R32

6-3 6-2

1983-08-01

Manuel Orantes (64)

Juan Avendano ()

Indianapolis

R64

6-3 6-1

1983-07-25

Andres Gomez (28)

Juan Avendano ()

North Conway

R64

2-6 6-3 6-4

1983-07-18

Diego Perez (52)

Juan Avendano ()

Washington

R64

1-6 6-4 7-5

1983-07-11

Jimmy Arias (13)

Juan Avendano ()

Boston

R32

1-6 6-1 7-5

1983-07-11

Juan Avendano ()

John Ross ()

Boston

R64

6-4 3-6 6-4

1983-06-20

John Mccurdy ()

Juan Avendano ()

Wimbledon

R128

6-3 6-4 6-2

1983-06-10

Juan Avendano ()

Slobodan Zivojinovic ()

Davis Cup EUR QF: ESP vs YUG

RR

6-1 4-6 4-6 6-3 6-1

1983-05-23

Mats Wilander (5)

Juan Avendano ()

Roland Garros

R128

4-6 6-2 6-1 2-1 RET

1983-05-16

Stefan Simonsson (76)

Juan Avendano ()

Rome

R16

7-6 6-4

1983-05-16

Juan Avendano ()

Balazs Taroczy (31)

Rome

R32

6-2 6-0

1983-05-16

Juan Avendano ()

Paolo Cane ()

Rome

R64

6-2 6-3

1983-05-09

Stefan Simonsson (70)

Juan Avendano ()

Florence

R16

1-6 7-6 6-4

1983-05-09

Juan Avendano ()

Thomas Hogstedt (48)

Florence

R32

7-6 1-6 6-1

1983-04-18

Shlomo Glickstein (32)

Juan Avendano ()

Bournemouth

R16

7-5 7-6

1983-04-18

Juan Avendano ()

Raul Antonio Viver ()

Bournemouth

R32

7-6 6-3

1983-04-11

Victor Pecci (49)

Juan Avendano ()

Aix en Provence

R16

6-0 7-6

1983-04-11

Juan Avendano ()

Jose Lopez Maeso ()

Aix en Provence

R32

6-4 6-4

1983-03-21

Henrik Sundstrom (45)

Juan Avendano ()

Nice

QF

4-6 7-6 6-3

1983-03-21

Juan Avendano ()

Ulrich Pinner ()

Nice

R16

7-6 6-2

1983-03-21

Juan Avendano ()

Bernard Fritz (100)

Nice

R32

6-4 2-6 6-1

1982-11-15

Jairo Velasco (69)

Juan Avendano (92)

Sao Paulo

R16

2-6 7-6 7-5

1982-11-15

Juan Avendano (92)

Jaime Fillol ()

Sao Paulo

R32

7-5 7-6

1982-10-04

Guillermo Vilas (4)

Juan Avendano ()

Barcelona

R16

7-6 6-2

1982-10-04

Juan Avendano ()

Chris Lewis (35)

Barcelona

R32

6-3 6-0

1982-10-04

Juan Avendano ()

Gabriel Urpi ()

Barcelona

R64

6-2 6-4

1982-09-20

Pablo Arraya (44)

Juan Avendano ()

Bordeaux

R32

6-4 6-4

1982-09-13

Fernando Luna (64)

Juan Avendano ()

Palermo

R16

DEF

1982-09-13

Juan Avendano ()

Adriano Panatta ()

Palermo

R32

6-2 7-5

1982-08-09

John McEnroe (1)

Juan Avendano ()

Montreal / Toronto

R32

6-2 6-1

1982-08-09

Juan Avendano ()

Rejean Genois ()

Montreal / Toronto

R64

6-2 6-4

1982-08-03

Anders Jarryd (72)

Juan Avendano ()

Indianapolis

R64

6-1 6-4

1982-07-26

Hans Gildemeister (51)

Juan Avendano ()

North Conway

R64

6-4 4-6 6-2

1982-07-19

Pablo Arraya (43)

Juan Avendano ()

Washington

R32

6-3 6-2

1982-07-19

Juan Avendano ()

Jim Delaney ()

Washington

R64

6-3 6-2

1982-07-12

Tom Cain ()

Juan Avendano ()

Boston

R64

6-1 6-1

1982-07-05

Joao Soares (91)

Juan Avendano (84)

Gstaad

R32

6-2 7-5

1982-06-21

Jonathan Smith ()

Juan Avendano (74)

Wimbledon

R128

2-6 6-1 6-4 7-6

1982-06-07

Alejandro Pierola ()

Juan Avendano (71)

Venice

R32

7-6 6-4

1982-05-24

Guillermo Vilas (4)

Juan Avendano (77)

Roland Garros

R32

6-0 6-1 6-0

1982-05-24

Juan Avendano (77)

Lloyd Bourne ()

Roland Garros

R64

6-1 6-0 7-5

1982-05-24

Juan Avendano (77)

Brad Guan ()

Roland Garros

R128

6-3 6-3 6-7 6-3

1982-05-17

Diego Perez (93)

Juan Avendano (78)

Rome

R64

6-7 6-4 7-6

1982-05-10

Vitas Gerulaitis (9)

Juan Avendano (88)

Florence

QF

6-2 6-3

1982-05-10

Juan Avendano (88)

Ivan Dupasquier ()

Florence

R16

7-5 6-2

1982-05-10

Juan Avendano (88)

Ilie Nastase (92)

Florence

R32

3-6 6-2 6-1

1982-05-02

Shlomo Glickstein (29)

Juan Avendano (88)

Forest Hills WCT

R32

6-3 6-3

1982-05-02

Juan Avendano (88)

John Fitzgerald (75)

Forest Hills WCT

R64

6-4 6-4

1982-04-27

John Sadri (24)

Juan Avendano (88)

Hilton Head WCT

R32

W/O

1981-10-05

Jose Lopez Maeso (77)

Juan Avendano ()

Barcelona

R64

6-3 6-3

1981-09-29

Ivan Lendl (4)

Juan Avendano ()

Madrid

R32

6-1 6-1

1980-10-06

Thierry Tulasne (93)

Juan Avendano ()

Barcelona

R64

6-1 6-2