Kvetkai is a village in Biržai district municipality, northern Lithuania. It is located about 3 km away from the border with Latvia. Nemunėlis flows through the village.

It has a wooden St. John the Baptist Church (1772) and a primary school established in 1835.

• Petras Kalpokas

• Parapijos puslapis Archived 2008-03-20 at the Wayback Machine
• Kvetkų pagrindinės mokyklos puslapis
• "Kwietki". Geographical Dictionary of the Kingdom of Poland (in Polish). 5. Warszawa: Kasa im. Józefa Mianowskiego. 1884. p. 32.

• "Kwietki". Geographical Dictionary of the Kingdom of Poland (in Polish).  p. 207.