Haldor Lillenas (19 November 1885 – 18 August 1959) was "one of the most important twentieth-century gospel hymn writers and publishers" and is regarded as "the most influential Wesleyan / Holiness songwriter and publisher in the 20th century". Additionally, Lillenas was an ordained minister in the Church of the Nazarene, author, song evangelist, poet, music publisher and prolific hymnwriter, who is estimated to have composed over 4,000 hymns, the most famous being Wonderful Grace of Jesus. In 1931 Lillenas was the producer of Glorious Gospel Songs, the first hymnal for the Church of the Nazarene. In 1982 Lillenas was inducted into the Gospel Music Hall of Fame.