Rubuta ci gaba don wannan sakin layi - Gustaaf "Guus" Bierings (an haife shi a ranar 28 ga Satumba 1956) ɗan tseren keke ne ɗan ƙasar Holland mai ritaya wanda ya yi aiki tsakanin 1975 da 1981. Ya kasance wani ɓangare na ƙungiyoyin Dutch waɗanda suka lashe gasar zakarun duniya ta UCI Road World Championships ta 1978
kuma ya gama a 15th wuri a 1980 Summer Olympics a cikin tawagar lokaci gwaji. Ya kuma lashe mataki daya na Olympia's Tour a shekarar 1977.