Rhiwsaeson

{{Short description|Village in Wales}}

{{Use dmy dates|date=October 2019}}

{{One source|date=February 2020}}

{{Infobox UK place

| official_name = Rhiwsaeson

| country = Wales

| static_image = Rhiwsaeson Road - geograph.org.uk - 917355.jpg

| population =

| population_ref =

| os_grid_reference = ST 0704 8276

| map_type =

| coordinates = {{coord|51.536104|-3.341645|display=inline,title}}

| post_town = Pontyclun

| postcode_area = CF

| postcode_district = CF72

| dial_code = 01443

| constituency_westminster = Pontypridd

| welsh_name =

| community_wales = Llantrisant

| unitary_wales = Rhondda Cynon Taf

| lieutenancy_wales = Mid Glamorgan

| constituency_welsh_assembly =

}}

Rhiwsaeson is a village and district of the principal town and community of Llantrisant with the County Borough of Rhondda Cynon Taf in South Wales. It is located on the south easterly outskirts of the town, along the Afon Clun, south of the A473 and near the village of Groes-faen (Pontyclun) and Creigiau within northwest Cardiff.{{Cite web|url=https://getoutside.ordnancesurvey.co.uk/local/rhiwsaeson-rhondda-cynon-taf/|title=Rhiwsaeson, Rhondda Cynon Taf - area information, map, walks and more|website=OS GetOutside|language=en-gb|access-date=2020-02-26}}