Rubuta ci gaba don wannan sakin layi - Bart van Est (an haife shi a ranar 1 ga Nuwamba, 1956) ɗan tseren keke ne ɗan ƙasar Holland da ya yi ritaya wanda ya yi aiki tsakanin 1976 da 1983. Ya kasance wani ɓangare na tawagar 'yan Holland da suka lashe gasar zakarun duniya na UCI na shekarar 1978
a gasar tseren lokaci ta kungiya. Ya kuma lashe Ronde van Noord-Holland (1977) da matakai na mutum na Olympia's Tour (1977 da 1978).