Pantyffynnon

{{Short description|Village in Carmarthenshire, Wales}}

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

{{Infobox UK place

| country = Wales

| welsh_name =

| constituency_welsh_assembly = Carmarthen East and Dinefwr

| official_name = Pantyffynnon

| community_wales = Ammanford

| unitary_wales = Carmarthenshire

| lieutenancy_wales = Dyfed

| constituency_westminster = Caerfyrddin

| post_town = AMMANFORD

| postcode_district = SA18

| postcode_area = SA

| dial_code = 01269

| os_grid_reference = SN623114

| coordinates = {{coord|51.787|-04.000|display=inline,title}}

| map_type =

| population =

}}

Pantyffynnon ({{pronunciation|Pantyffynnon.ogg|Welsh pronunciation}}) is a small village in Carmarthenshire, Wales, half a mile south-west of Ammanford, and a mile east of Tycroes. It lies between the rivers Loughor and Amman at the foot of Mynydd y Betws.

The village is served by Pantyffynnon railway station on the Heart of Wales Line.