Comments on the paper “How to calculate crystallite size from x-ray diffraction (XRD) using Scherrer method” by Siti Fatimah et al. published in ASEAN Journal of Science and Engineering 2 (2022) 65. (2023). ASEAN Journal of Science and Engineering, 3(3), 301-304. https://doi.org/10.17509/ajse.v3i3.56905