Crib-y-rhiw

{{Use dmy dates|date=April 2022}}

{{Infobox mountain

| name = Crib-y-rhiw

| photo = Cribyrhiw.jpg

| photo_caption = The Crib-y-rhiw ridge with Y Garn (left)

| elevation_m = 679

| elevation_ref =

| prominence_m = 27

| parent_peak = Y Llethr

| listing = Nuttall

| translation = ridge of the slope

| language = Welsh

| location = Gwynedd, Wales

| range = Rhinogydd

| coordinates = {{coord|52|48|46.8|N|3|59|9.6|W|display=inline,title|region:GB_type:landmark}}

| grid_ref_UK = SH661258

| topo = OS Landranger 124

| easiest_route =

}}

Crib-y-rhiw is a top of Y Llethr and a ridge in the Rhinogydd of Snowdonia, north Wales. The summit straddles a thin ridge connecting Y Llethr to Diffwys.Nuttall, John & Anne (1999). The Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone. {{ISBN|1-85284-304-7}}.