:Tre-Ysgawen

{{Use dmy dates|date=October 2019}}{{Use Welsh English|date=February 2024}}

{{Short description|Welsh hamlet}}

{{Infobox UK place

| country = Wales

| welsh_name =

| official_name = Tre-Ysgawen

| static_image =

| coordinates = {{coord|53.303832|-4.327417|region:GB|display=inline,title}}

| cardiff_distance_mi = 135

| cardiff_distance_km = 217.3

| london_distance_mi = 216.2

| london_distance_km = 347.9

| community_wales = Llanddyfnan

| unitary_wales = Anglesey

| constituency_welsh_assembly = Ynys Môn

| constituency_westminster = Ynys Môn

| post_town = Llangefni

| postcode_district = LL77

| postcode_area =

| dial_code =

| os_grid_reference = SH 4501 8107

| population =

| map_type =

}}

Tre-Ysgawen is a hamlet in the community of Llanddyfnan, Anglesey, Wales, which is 135 miles (217.3 km) from Cardiff and 216.2 miles (347.9 km) from London.{{cite map|title=Google Maps|publisher=Google}}

The name comes from the Welsh language: "Tre" meaning "homestead" and "ysgawen": "the elder tree".