Pastor Johann Friedrich Heitzig served the parishes of Frank and Hussenbach from 1771-1776.

Pastor Friedrich Ernst Heinrichsen was born 26 June 1859 in Lindenruh b. Riga. He was ordained on 18 May 1886. He served in Fresental from 1887 to 1914.

Christian Gottlieb Hegele was born 24 June 1804 in Hirschlanden, Leonberg, Württemberg.  He studied theology at the Mission Institute in Basel. He married Nancy Galloway, the daughter of James Galloway, and sister to the wife of Pastor Karl Heinrich Thomas.

He served as pastor in Beideck from 1836 to 1850 and in Yagodnaya Polyana from 1850 until his death there on 3 January 1864 [the Basel Mission Archives record his death on 13 January 1864]. While he was serving in Beideck, he also covered the needs of the Norka parish from 1841-1845 while they were without a pastor.

Father Hattowsky was a member of the Order of the Society of Jesus (Jesuit Order). He served from March 1803 to 19 January 1807 in Brabander.

Pastor Hasthoffer was born in Amsterdam in 1794. He served the following parishes:

Reinhard (1821-1826)
Galka (1826-1847)

The Rev. Otto Heinrich Johann Harff was born 23 June 1872. He was ordained on 27 October 1896 and served the congregations in Rosenberg (1906-1929), Gnadenflur (1913?-1931), and Kukkus (1929-1931).

The Rev. Alexander Haken, son of Johann Jakob Haken & Mathilde Elisabeth Gahlnbäck, was born on 29 May 1804 in Weissenstein, Estonia. He married Natalie Rosenberg.

He studied theology at the University of Dorpat and was ordained on 12 January 1830.

He served the congregations in Beideck (1830-1836), Pensa (1838-1844), and Tambov (1844-1872). While in Tambov, he also served the congregation in Tula-Kaluga (1851-1857).

Pastor Haken died 24 March 1873 in Tambov.

The Rev. Gotthold Eduard Hahn, son of Gottlieb Hahn, was born 6 January 1863 in Katzbach (Bessarabia).

He was ordained 7 November 1890 and served as the assistant pastor in Beideck (1890-1892). He also served the congregations in Rosenberg (1892-1906), Boisroux (1906-1912), Hochstädt (1912-1929), and Elisabethal (Caucasus) (1929-1931).

In 1930, he was arrested and kept in prison until 1932. He was then exiled to the city of Tomsk in Siberia.

He was living in Tiflis with his daughter as of 1938.

Pastor Hagelganz was born 15 April 1880 in Kutter. In 1906, Pastor Hagelganz came to America and settled in Portland, Oregon. Soon after his arrival he joined the membership of what is now the Congregational Evangelical Brethren Church. He organized the young people’s Christian Endeavor Society of the church and was active in the church choirs.

Peter Heinrich Abraham Haag was born 27 December 1805 (baptized 3 January 1806) in Bredenscheid near Hattingen, Westphalia (Prussia). He was the son of Pastor Andreas Anton Haag and Johanna Maria Catharina Wortmann. He died in 1848 in Katharinenstadt. He married Amalie Henriette Otto, the daughter of Pastor Johann Martin Otto and Anna Katharina Filbert. She was born 4 January 1812 in Beideck and died in December 1868 in St. Petersburg.