Research data supporting the article "Light-Actuated Anisotropic Microactuators from CNT/Hydrogel Nanocomposites". Source data provided include optical microscopy images, scanning electron microscopy images, structure deformation plots generated by finite element simulation software, and text files containing the data used for plots seen in the main text and supporting information (SI). A separate zip file is provided for each results figure from the main text and SI, which contains all the source data for the figure.