Editing Jan Kodeš (section)

===Grand Slam singles performance timeline===
{{Performance key|short=yes|active=no}}
{|class="wikitable nowrap" style=text-align:center
|-
!width=112|Tournament!!width=30|1966!!width=30|1967!!width=30|1968!!width=30|1969!!width=30|[[1970 Grand Prix (tennis)|1970]]!!width=30|[[1971 Grand Prix (tennis)|1971]]!!width=30|[[1972 Grand Prix (tennis)|1972]]!!width=30|[[1973 Grand Prix (tennis)|1973]]!!width=30|[[1974 Grand Prix (tennis)|1974]]!!width=30|[[1975 Grand Prix (tennis)|1975]]!!width=30|[[1976 Grand Prix (tennis)|1976]]!!width=30|[[1977 Grand Prix (tennis)|1977]]!!width=30|[[1978 Grand Prix (tennis)|1978]]!!width=30|[[1979 Grand Prix (tennis)|1979]]!!width=30|[[1980 Grand Prix (tennis)|1980]]!!width=30|[[1981 Grand Prix (tennis)|1981]]!!width=40|SR!!width=40|W–L!!width=40|Win %
|-
|align=left| [[Australian Open]]
|colspan=16 style=color:#767676|Absent
|0 / 0
|0–0
|–
|-
|align=left| [[French Open]]
|bgcolor=afeeee|[[1966 French Championships – Men's singles|2R]]
|bgcolor=afeeee|[[1967 French Championships – Men's singles|4R]]
|bgcolor=afeeee|[[1968 French Open – Men's singles|1R]]{{ref label|Walkover2011French|a|a}}
|bgcolor=afeeee|[[1969 French Open – Men's singles|4R]]
|bgcolor=lime|[[1970 French Open – Men's singles|'''W''']]
|bgcolor=lime|[[1971 French Open – Men's singles|'''W''']]
|bgcolor=ffebcd|[[1972 French Open – Men's singles|QF]]
|bgcolor=ffebcd|[[1973 French Open – Men's singles|QF]]
|bgcolor=afeeee|[[1974 French Open – Men's singles|4R]]
|bgcolor=afeeee|[[1975 French Open – Men's singles|4R]]
|bgcolor=afeeee|[[1976 French Open – Men's singles|3R]]
|bgcolor=afeeee|[[1977 French Open – Men's singles|4R]]
|bgcolor=afeeee|[[1978 French Open – Men's singles|3R]]
|bgcolor=afeeee|[[1979 French Open – Men's singles|2R]]
|bgcolor=afeeee|[[1980 French Open – Men's singles|2R]]
|bgcolor=afeeee|[[1981 French Open – Men's singles|1R]]
|2 / 16
|43–13
|76.79
|-
|align=left| [[Wimbledon Championships|Wimbledon]]
|bgcolor=afeeee|[[1966 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1967 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1968 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1969 Wimbledon Championships – Men's singles|2R]]
|bgcolor=afeeee|[[1970 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1971 Wimbledon Championships – Men's singles|1R]]
|bgcolor=yellow|[[1972 Wimbledon Championships – Men's singles|SF]]
|bgcolor=lime|[[1973 Wimbledon Championships – Men's singles|'''W''']]
|bgcolor=ffebcd|[[1974 Wimbledon Championships – Men's singles|QF]]
|bgcolor=afeeee|[[1975 Wimbledon Championships – Men's singles|2R]]
|A
|bgcolor=afeeee|[[1977 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1978 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1979 Wimbledon Championships – Men's singles|1R]]
|bgcolor=afeeee|[[1980 Wimbledon Championships – Men's singles|2R]]
|bgcolor=afeeee|[[1981 Wimbledon Championships – Men's singles|1R]]
|1 / 15
|19–14
|57.58
|-
|align=left| [[US Open (tennis)|US Open]]
|A
|A
|A
|bgcolor=afeeee|[[1969 US Open – Men's singles|2R]]
|A
|bgcolor=thistle|[[1971 US Open – Men's singles|F]]
|bgcolor=afeeee|[[1972 US Open – Men's singles|2R]]
|bgcolor=thistle|[[1973 US Open – Men's singles|F]]
|bgcolor=afeeee|[[1974 US Open – Men's singles|4R]]
|bgcolor=afeeee|[[1975 US Open – Men's singles|4R]]
|bgcolor=ffebcd|[[1976 US Open – Men's singles|QF]]
|bgcolor=afeeee|[[1977 US Open – Men's singles|3R]]
|A
|bgcolor=afeeee|[[1979 US Open – Men's singles|2R]]
|A
|A
|0 / 9
|27–9
|75.00
|-
!style=text-align:left|Win–loss
!1–2
!3–2
!0–1
!5–3
!7–1
!13–2
!9–3
!17–2
!10–3
!7–3
!6–2
!5–3
!2–2
!2–3
!2–2
!0–2
!3 / 40
!89–36
!71.20
|}
<small>{{note label|Walkover1968French|a|a}}[[1968 French Open – Men's singles|1968 French Open]] counts as 0 wins, 0 losses. [[Fernando Gentil]] received a [[walkover (tennis)|walkover]] in the first round, after Kodeš withdrew, does not count as a Kodeš loss (nor a Gentil win).</small>