Jann TREFNY | Profile | World Athletics

Jann TREFNY

Decathlon

400m

Switzerland

Born10 JAN 1966

Jann's code14387051

Personal bests

Result

7821

Date

07 JUL 1991

Score

1099

Competition & venue

Helmond (NED)

Result

7850

Date

15 JUN 1991

Score

1079

Result

48.06

Date

04 JUL 1987

Score

977

Competition & venue

Basel (SUI)

Result

14.76

Date

19 JUN 1988

Score

933

Result

14.71

Date

24 MAY 1987

Score

923

* Not legal

Season’s bests (1991)

* Not legal

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