The 1984 UCI Cyclo-cross World Championships were held in Oss, Netherlands on 18 and 19 February 1984. It was the 35th edition of the UCI Cyclo-cross World Championships.

Men's Elite results RANKNAMETIME1:06:22s.t.s.t.4.+ 0:195.+ 0:536.+ 1:097.+ 1:358.+ 1:379.+ 1:5910.+ 2:03

Men's Amateurs results RANKNAMETIME1:05:24+ 0:03+ 0:204.+ 0:235.+ 0:266.+ 0:417.+ 0:538.s.t.9.+ 0:5510.+ 0:55

Men's Juniors results RANKNAMETIME48:05+ 0:16+ 0:414.+ 0:535.s.t.6.+ 1:117.+ 1:288.+ 1:429.+ 1:4410.+ 1:53

Notes