Gotthilf Heinrich Keller was born 27 May 1834 in Alexandersdorf, Tiflis District, the son of Melchior Keller and Johanna Margarethe Hübner. He died 30 June 1911 in Taganrog, a seaport city on the Sea of Azov. He is a brother of Pastor Isaak Theophil Keller.
[There are two Lutheran pastors with the name Friedrich Heinrich Wilhelm Keller. This one went by the name "Wilhelm."]
Pastor Friedrich Heinrich Wilhelm Keller was born 21 December 1836 in Riga. He served the congregation in Eckheim from 1867 to 1868.
Pastor Georg Gottlieb Kayser was born 12 May 1834 in Moscow. He studied theology and was ordained on 3 December 1861.
He served the congregation in Stephan from 1863 to 1872 and in Tambov-Ryazan from 1872 to 1906.
Pastor Kayser died 4 March 1935 in Tambov near Dorpat (Estonia).
Pastor David Kaufmann was born in 1897 in Alexandertal. He completed his preaching seminar in 1928. He served the congregation in Stephan from 1929 to 1930. He was shot in the North Caucasus in 1930.
Father Kappes, born Nikolaus Kappes in 1885/1886 in Mariental, completed his studies to become a priest at the seminary in Saratov.
He was ordained in 1910, and from 1910 to 1914 served the parish of Marienberg and also in the deanery in Seelmann. From 1914 to 1922, he served the parish of Marienfeld.
During the famines of the early 1920s, Father Kappes travelled in Germany and Argentina raising funds and gathering supplies to aid the masses starving along the Volga.
Pastor Johann Kaminsky was born 20 March 1864 in Praulen, Livonia (now in Latvia) and died in Saratov on 20 March 1896. He served the congregation in Beideck from 31 January 1893 to 1894 and in Messer from 1894 to 1896.
Father Kalluha was a member of the Order of the Society of Jesus (Jesuit Order). He served the parish of Schuck from 3 August 1808 to September 1820.
Pastor Kallis served Ebenezer Congregational Church in Portland, Oregon, from 1957-1958. The records for the Pacific Conference of Congregational Churches do not indicate that he served other churches.
Pastor Eugen Friedrich Benjamin Kahn was born 13 February 1844. He was ordained 5 December 1871. He served parishes in Simbirsk (1871-1874), in Yagodnaya Polyana (1874-1881), and jointly in Vladimir and Nizhni-Novgorod (1881-1894).
Pastor Arved Kahn was born 25 August 1872 in Saratov and died in 1920 from typhus. He served the parish of Saint Michaels in Moscow from 1897 until his death.