Brithdir, Gwynedd

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

{{Infobox UK place

| country = Wales

| official_name = Brithdir

| welsh_name =

| coordinates = {{coord|52.753|-3.824|display=inline,title}}

| static_image_name = St Mark's Church - geograph.org.uk - 212038.jpg

| static_image_caption = St Mark's Church, Brithdir

| population =

| population_ref =

| community_wales = Brithdir and Llanfachreth

| unitary_wales = Gwynedd

| lieutenancy_wales =

| constituency_welsh_assembly = Dwyfor Meirionnydd

| constituency_westminster = Dwyfor Meirionnydd

| post_town = DOLGELLAU

| postcode_district = LL40

| postcode_area = LL

| dial_code = 01341

| os_grid_reference = SH769188

| cardiff_distance =

}}

Brithdir is a small hamlet on the outskirts of Dolgellau, Gwynedd in the community of Brithdir and Llanfachreth.

The Arts and Crafts Movement St Mark's Church is a Grade I listed building in the care of the Friends of Friendless Churches.{{Citation | url = https://friendsoffriendlesschurches.org.uk/brithdir/ | title = Brithdir St Mark's | work = Friends of Friendless Churches | access-date = 14 February 2021 | publisher = Friends of Friendless Churches }} Brithdir also includes a village hall, a phone box and a children's nursery.