Duffey Lake Provincial Park

{{Short description|Canadian provincial park}}

{{Infobox protected area

| name = Duffey Lake Provincial Park

| iucn_category = II

| iucn_ref = {{Cite web|title=Protected Planet {{!}} Duffey Lake Park|url=https://www.protectedplanet.net/99745|access-date=2020-10-16|website=Protected Planet}}

| photo = Joffre Peak.jpg

| photo_caption = Joffre Peak as viewed from Highway 99 in Duffey Lake Provincial Park

| map = British Columbia

| map_caption = Location in British Columbia

| location = Squamish-Lillooet, British Columbia, Canada

| nearest_city = Pemberton, British Columbia

| coordinates = {{coord|50|24|15|N|122|20|30|W|display=it}}

| established = 1993

| governing_body = BC Parks

| embedded = {{Infobox mapframe |wikidata=yes |zoom =10 |coord={{coord|50|24|15|N|122|20|30|W}}}}

}}

Duffey Lake Provincial Park is a provincial park in British Columbia, Canada, located at the lake of the same name, which lies along BC Highway 99 just east of the summit of Cayoosh Pass. The lake's inflow and outflow are Cayoosh Creek. The park's highest point is Mount Rohr at the westernmost boundary.