Ečka (Serbian Cyrillic: Ечка, pronounced [êtʃka]; Romanian: Ecica, Hungarian: Écska) is a village located in the Zrenjanin municipality, in the Central Banat District of Serbia. It is situated in the autonomous province of Vojvodina on the Begej river.

In Serbian, the village is known as Ečka (Ечка), in Romanian as Ecica or Ecica Română, in German as Deutsch-Etschka, and in Hungarian as Écska (until 1899: Német-Écska).

The village was merged with former settlement known as Mala Ečka (Мала Ечка) in Serbian, Alt Etschka in German, and Román-Écska or Olahécska in Hungarian.

The village has a Serb ethnic majority and its population numbering 4,513 people (2002 census).

• Serbs = 2,483 (55.02%)
• Romanians = 1,325 (29.36%)
• Hungarians = 196 (4.34%)
• Yugoslavs = 123 (2.73%)
• Romani = 72 (1.60%)

• 1900: 4,892
• 1931: 5,207

• 1948: 3,934

• 1953: 4,188
• 1961: 4,323
• 1971: 4,621
• 1981: 5,293
• 1991: 5,172
• 2002: 4,513
• 2011: 3,999
• 2022: 3,406

Kaštel Ečka is a historic hunting castle and a cultural monument. The estate was purchased by the Lazar Family in 1781 and developed over the following decades. At the Castle's grand opening ceremony in 1820, Franz Liszt played piano as a nine-year-old boy. Kaštel Ečka estate includes the main building, horse stables, and the water tower.

There are three churches in Ečka:

• Serbian Orthodox Church of St. Nikola was built in 1711. The iconostasis is the work of Teodor Popović from 1786.
• Romanian Orthodox Church was built in mid 19th century. The interior is equipped with an iconostasis and a throne of the Virgin brought from the church in Crepaja.
• The Catholic Church of St. John Baptist was built in 1864 and financed by the Lazar Family. It is located at the place of an older church, adjacent to Kaštel Ečka.

• List of places in Serbia
• List of cities, towns and villages in Vojvodina

• Slobodan Ćurčić, Broj stanovnika Vojvodine, Novi Sad, 1996.

• About Ečka (ADF/USAID)

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  The Romanian Orthodox Church
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  The Catholic Church of St. John Baptist, built in 1864 as the third church
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  Blazon of counts Lazar in Ečka
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  Main street and the Catholic Church
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  Kaštel Ečka built in 1820, by Lazar Lukács
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  Tower in Ečka
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  Old wooden bridge over Begej 1995, built 1889, renovated 1894 and later 2005
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  Old bridge over Begej 1995 with sheep and church in background