"B.W. Lee also carries much of the responsibility for calling the Higgs boson the Higgs boson, mentioning repeatedly 'Higgs scalar fields' in a review talk at the International Conference on High-Energy Physics in 1972."
J. Ellis, M.K. Gaillard, D. Nanopoulos, "An updated historical profile of the Higgs boson", arxiv:1504.07217.