The 1989–90 Roller Hockey Champions Cup was the 26th edition of the Roller Hockey Champions Cup organized by CERH.

Porto achieved their second title ever.

The champions of the main European leagues and Noia, as title holder, played this competition, consisting in a double-legged knockout tournament.

	First round						Quarterfinals						Semifinals						Final
							Kurink	2	4	6
							Igualada	10	20	30
													Igualada	4	2	6
													Porto	8	4	12
	Monza	4	2	6
	Porto (p)	3	3	6
							Porto	4	1	5
							Walsum	1	0	1
																			Porto	6	5	11
																			Noia	0	2	2
							Dennenberg	5	2	7
							Thunerstern	4	9	13
													Thunerstern	4	1	5
													Noia	5	14	19
							La Vendéenne	4	0	4
							Noia	12	17	29

Source:^[1]

• CERH website