This supplementary dataset provides the plotting data files and analysis files behind the paper: "Mechanical deformations of a liquid crystal elastomer at director angles between 0˚ and 90˚: Deducing an empirical model encompassing anisotropic nonlinearity" Authors: Devesh Mistry (devesh.mistry@ucdenver.edu or deveshmistry@outlook.com) Helen F. Gleeson (h.f.gleeson@leeds.ac.uk) DOI: 10.1002/polb.24879 Each zip files contains the data and gnuplot (http://www.gnuplot.info/) files that can be used to plot and analyse data for each figure of the paper. If you download and install gnuplot, the plotting files should work. If you would like the raw data files from tensile testing of each sample the please contact Devesh Mistry who can provide and explain the files and how they were analysed.