Piz Arina

{{short description|Mountain in Switzerland}}

{{Infobox mountain

| name = Piz Arina

| other_name =

| photo =

| photo_caption =

| elevation_m = 2828

| elevation_ref =

| prominence_m = 188

| prominence_ref= Retrieved from the Swisstopo topographic maps. The key col is the Fuorcla Pradatsch (2,640).

| parent_peak = Muttler

| location = Graubünden, Switzerland

| range = Samnaun Alps

| map = Switzerland

| map_caption = Location in Switzerland

| map_size =

| label_position =

| coordinates = {{coord|46|52|03|N|10|22|14|E|type:mountain_scale:100000|format=dms|display=inline,title}}

| coordinates_ref =

| first_ascent =

| easiest_route =

}}

Piz Arina (2,828 m) is a mountain of the Samnaun Alps, located north of Ramosch in the canton of Graubünden. It lies east of the Val Sinestra, on the range descending from the Muttler.