Princess Kira Auguste Viktoria Friederike of Prussia (27 June 1943 – 10 January 2004) was the fourth child and second daughter of Louis Ferdinand, Prince of Prussia and Grand Duchess Kira Kirillovna of Russia.

Princess Kira was born in Cadienen, East Prussia (today Kadyny, Poland).

She married Thomas Frank Liepsner on 10 September 1973 in a civil ceremony.

They had one daughter, Kira-Marina Liepsner (born 22 January 1977), who married Andreas Felix Paul von Bismarck (31 January 1979 – 31 October 2019), a distant relative of the Princes of Bismark on 7 May 2005 in St. Peter and Paul Church on Nikolskoë, Berlin.

When her father died in 1994, she took his seat on the board of the Kissinger Sommer classical music festival.