Kooyman was born in Terschelling, West Frisian Islands, Netherlands on November 12, 1880.
He moved to Amsterdam in 1897, and was baptized into the Church of Jesus Christ of Latter-day Saints in 1899.
In 1929 he returned to the Netherlands as mission president and served in this capacity for four years, residing there with his wife and three children.
He later assisted in making new Dutch translations of the Book of Mormon, Doctrine and Covenants and Pearl of Great Price.
In the current English edition of the hymnal are the following hymns for which Kooyman wrote the text: