Iris winkleri (or Winkler Iris) is a species in the genus Iris, it is also in the subgenus of Hermodactyloides and Section Monolepsis. It is a bulbous perennial. It was discovered by botanists in 1884 and published in the Trudy Sankt-Peterburgskogo botanicheskogo sada (Transactions of the St. Petersburg Botanical Garden) between 1884 and 1885. The plant is named after Konstantin George Alexander Winkler (14 June 1848 - 3 February 1900), a botanist from the University of Tartu in Estonia. Later in 1897, Winkler was made head botanist at Saint Petersburg Botanical Garden.