Rhydyfelin (Welsh pronunciation: [r̥ɨdəˈvɛlɪn], Mill Ford) is a large village (originally known as Rhydfelen) and part of the community of , about two miles to its south east of Pontypridd, in the county borough of Rhondda Cynon Taf. It is on the eastern bank of the River Taff close to the A470, and historically was in the parish of Eglwysilan.