Aberdesach

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

{{Infobox UK place

| country = Wales

| official_name = Aberdesach

| welsh_name =

| coordinates = {{coord|53.036|-4.348|display=inline,title}}

| static_image_name = Aberdesach MMB 05.jpg

| static_image_caption = Looking out to sea from the beach at Aberdesach

| population =

| population_ref =

| community_wales = Clynnog

| unitary_wales = Gwynedd

| lieutenancy_wales =

| constituency_welsh_assembly = Dwyfor Meirionnydd

| constituency_westminster = Dwyfor Meirionnydd

| post_town = CAERNARFON

| postcode_district = LL54

| postcode_area = LL

| dial_code = 01286

| os_grid_reference = SH425514

| cardiff_distance =

}}

Aberdesach is a small village in a primarily Welsh speaking area of Gwynedd. It is in the historic county of Caernarfonshire. The village is situated approximately 1.5 miles south of the neighbouring village of Pontllyfni and 6 miles south of the county town of Caernarfon.