Raiffeisenlandesbank Niederösterreich-Wien (English: Raiffeisen State Bank of Lower Austria-Vienna, abbreviated RLB NÖ-Wien) is a group of organized cooperative banks in Vienna and the state of Lower Austria.

It is a part of the nationwide Raiffeisen Bankengruppe grouping of independent cooperative banks, and owns a 22.6% stake in Raiffeisen Bank International (RBI).

It has around 957 employees[1] and serves around 266,000 private, business and corporate customers.

With a market share of around 42 per cent, they are the leading banking group in Lower Austria.

RLB NÖ-Wien is owned by Raiffeisen-Holding Niederösterreich-Wien reg.Gen.m.b.H.