The 1984 Individual Speedway Junior European Championship was the eighth edition of the European motorcycle speedway Under-21 Championships.

The title was won by Marvyn Cox[3] but the meeting was blighted by the death of Leif Wahlman.

During heat 13 his engine seized, causing him to fall and then he was hit from behind.

The 19-year-old Swede suffered catastrophic brain injuries and died later at the Queen Elizabeth Hospital in King's Lynn.

[4][5] m - exclusion for exceeding two minute time allowance • t - exclusion for touching the tapes • x - other exclusion • e - retired or mechanical failure • f - fell • ns - non-starter • nc - non-classify Rider deaths in motorcycle speedway