Dataset for: "Gallium doped silicon for high efficiency commercial PERC solar cells" by Nicholas E. Grant, Pietro P. Altermatt, Tim Niewelt, Regina Post, Wolfram Kwapil, Martin C. Schubert and John D. Murphy Accepted for publication in Solar RRL on 18th February 2021. DOI: 10.1002/solr.202000754 The dataset (a single file in XLSX format) contains the data behind the figures in the paper. Captions to the figures are given in the paper. Abbreviations, variables and methods used are defined in the paper. Please address any queries to nicholas.e.grant@warwick.ac.uk or john.d.murphy@warwick.ac.uk