Muon radiative energy loss (in 1.0E06 cm^2/g) in yttrium (Y) with Z = 39, A = 88.90584(2) (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 1.1201 0.4956 0.3936 2.0094 5. 1.5378 1.3177 0.4205 3.2760 10. 1.8772 1.9568 0.4016 4.2355 20. 2.2255 2.5888 0.3905 5.2048 50. 2.6840 3.5240 0.3790 6.5870 100. 3.0125 4.1530 0.3707 7.5362 200. 3.3157 4.7200 0.3667 8.4023 500. 3.6610 5.2494 0.3667 9.2771 1000. 3.8726 5.5345 0.3724 9.7796 2000. 4.0399 5.7424 0.3817 10.1639 5000. 4.1980 5.9176 0.3986 10.5142 10000. 4.2777 5.9992 0.4155 10.6924 20000. 4.3312 6.0525 0.4352 10.8189 50000. 4.3758 6.0927 0.4658 10.9344 100000. 4.3961 6.1097 0.4920 10.9978