| Official Name: | Märcän |
| Native Name: | Мәрҗән |
| Native Name Lang: | tt |
| Settlement Type: | derevnya |
| Pushpin Map: | Russia Tatarstan |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Tatarstan |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Ätnä District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
Märcän (Tatar: Мәрҗән|translit=Märcän) is a rural locality (a derevnya) in Ätnä District, Tatarstan. The population was 110 as of 2010.[1]
is located 8 km east of Olı Ätnä, district's administrative centre, and 62 km north of Qazan, republic's capital, by road.[2] [3]
The village was established in the 17th century.
From 18th to the first half of the 19th centuries village's residents belonged to the social estate of state peasants.
By the beginning of the twentieth century, village had a mosque, 4 windmills, and a grain scourer.
Before the creation of the Tatar ASSR in 1920 was a part of Çar Uyezd of Qazan Governorate. Since 1920 was a part of Arça Canton; after the creation of districts in Tatar ASSR (Tatarstan) in Tuqay (later Ätnä) (1930–1959), Tuqay (former Qızıl Yul) (1959–1963), Arça (1963–1990) and Ätnä districts.[4]