The 90Zr(n,p) 90Y cross section has been measured between 3.55 and 6.02 MeV and at 15 MeV by using an activation technique. The 91Zr(n,p) 91Y cross section was measured between 4.32 and 6.02 MeV, and upper limits were set on the 92 Zr(n,p) 92Y and 94Zr(n,p) 94Y cross sections at 6 MeV.