Langenstein's is a locally-owned small grocery store chain in Greater New Orleans, Louisiana.

Founded in 1922, the chain is the oldest full service grocery store in New Orleans.

The owners opened another location in 2015 at 122 Sauve Road in River Ridge, Louisiana.

[4] The owners used the original store location on Arabella Street to open Prytania Wine & Spirits.

[2][5] In April 2022, the owners of Langenstein's hosted a public centennial celebration at their Arabella Street location that included live music by Delfeayo Marsalis & the Uptown Jazz Orchestra.