Luzha

{{Infobox river

| name = Luzha

| native_name ={{native name|ru|Лужа}}

| image =

| image_caption =

| subdivision_type1 = Country

| subdivision_name1 = Russia

| length_km = 159

| source1_location =

| source1_elevation =

| source1_coordinates =

| mouth = Protva

| mouth_elevation =

| mouth_coordinates = {{coord|55|03|40|N|36|34|23|E|display=it}}

| discharge1_avg =

| progression = Protva→ {{ROka}}

| basin_size_km2 = 1400

| tributaries_left =

| tributaries_right =

}}

The Luzha ({{langx|ru|Лужа}}) is a river in Kaluga Oblast, Russia, which originates in Moscow Oblast. It is a right tributary of the Protva (in the Oka river basin).[http://bse.sci-lib.com/article065072.html Лужа], Great Soviet Encyclopedia The Luzha has a length of {{convert|159|km|mi|abbr=on}} and a drainage basin area of {{convert|1400|km2|mi2|abbr=on}}.[http://textual.ru/gvr/index.php?card=178360 «Река ЛУЖА»], Russian State Water Registry The Luzha freezes up in November (rarely in December) and breaks up in April. The town of Maloyaroslavets, the site of an important battle in 1812 during the French invasion of Russia, is located on the Luzha.