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Grand Slam Performance Timeline

1968

1969

1970

AO

-

R64

-

RG

-

R128

R128

W

R128

R64

R128

US

-

-

-

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Ranking History

Wins and Losses by Year

Win

Loss




Year-by-Year Stats

Year

Matches

Wins

Losses

Winning Percentage

Highest Rank

Lowest Rank

1972

2

1

1

50.00%

-9223372036854775808

1970

7

2

5

28.57%

-9223372036854775808

1969

16

5

11

31.25%

-9223372036854775808

1968

19

11

8

57.89%

-9223372036854775808

Singles Matches - 10 Most Recent (3-7)

Winner

Loser

03/29/72

C. Dibley ()

K. Watanabe ()

Hong Kong
R16
6-3 8-6
Hard

03/29/72

K. Watanabe ()

C. Chang ()

Hong Kong
R32
6-3 6-0
Hard

06/22/70

I. Buding ()

K. Watanabe ()

Wimbledon
R128
7-5 6-3 4-6 6-3
Grass

06/15/70

S. Koudelka ()

K. Watanabe ()

London / Queen's Club
R64
6-4 7-5
Grass

05/01/70

F. Jauffret ()

K. Watanabe ()

Roland Garros
R128
7-5 6-3 6-1
Clay

04/17/70

A. Stone ()

K. Watanabe ()

Davis Cup AME F: JPN vs AUS
RR
8-6 7-9 6-4 6-0

04/17/70

D. Crealy ()

K. Watanabe ()

Davis Cup AME F: JPN vs AUS
RR
9-11 6-2 6-1 3-6 6-3

04/10/70

K. Watanabe ()

V. Vo ()

Davis Cup WG SF: JPN vs VIE
RR
6-3 6-3 6-1

04/10/70

K. Watanabe ()

V. Vo ()

Davis Cup WG SF: JPN vs VIE
RR
6-2 6-3 6-4

08/11/69

Z. Franulovic ()

K. Watanabe ()

Kitzbuhel
R16
6-4 8-10 6-2
Clay

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Titles

The player has not played in the final round of a Grand Slam.

Grand Slams - Finals Appearances

The player has not played in the final round of a Grand Slam.

Grand Slams - Best Results


Australian Open


Winner

Loser

1969

B. Bowrey ()

K. Watanabe ()

R64
8-6 6-4 6-3


Roland Garros


Winner

Loser

1970

F. Jauffret ()

K. Watanabe ()

R128
7-5 6-3 6-1

1969

R. Laver ()

K. Watanabe ()

R128
6-1 6-1 6-1


Wimbledon


Winner

Loser

1969

H. Ploetz ()

K. Watanabe ()

R64
9-7 3-6 9-7 9-7

Head-to-Head - 5 Most Frequent

OPPONENT

W

L

LAST MATCH

WINNER

Eddie Cruz

Philippines

2

0

04/18/69
Davis Cup AME SF: JPN vs PHI
RR
6-3 6-4 6-4

Koji Watanabe

Francois Jauffret

France

0

2

05/01/70
Roland Garros
R128
7-5 6-3 6-1
Clay

Francois Jauffret

Premjit Lall

India

1

1

05/10/69
Davis Cup EUR F: IND vs JPN
RR
6-2 6-3 6-4

Premjit Lall

Allan Stone

Australia

0

1

04/17/70
Davis Cup AME F: JPN vs AUS
RR
8-6 7-9 6-4 6-0

Allan Stone

Andres Gimeno

Spain

0

1

01/13/69
Sydney
R32
7-5 6-2 4-6 6-2
Grass

Andres Gimeno

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Top 10 Wins

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