Christine Johanna Emilie, Princess of Anhalt-Köthen (née Countess Christine Johanna Emilie of Promnitz-Pless; 15 September 1708 – 20 February 1732) was the second wife and consort of Augustus Louis, Prince of Anhalt-Köthen.

Countess Christine Johanna Emilie of Promnitz-Pless was born on 15 September 1708 in Żary, to Erdmann II, Count of Promnitz and his wife, Princess Anna Maria of Saxe-Weissenfels (1683–1731), the third daughter of Johann Adolf I, Duke of Saxe-Weissenfels and Johanna Magdalena of Saxe-Altenburg.

On 14 January 1726, she married Prince Augustus Louis of Anhalt-Köthen in Żary.

His first wife, Agnes Wilhelmine von Wuthenau, with whom he was in a morganatic marriage, died in 1725.

Later that year, her husband married her sister, Anna Friederike of Promnitz-Pless.