Dennis Luker (1937–2013) served in the ministry of Jesus Christ with his wife LeeAnn for nearly 50 years. Mr. Luker worked as a pastor, administrator, and he served as president of the United Church of God, an International Association, from June 2010 until his death on March 14, 2013.

Mr. Luker served in senior administrative positions in both the United States and abroad, including serving as the regional director for Church of God activities in Australia and Southeast Asia. He also served on the UCGIA Council of Elders for five years in the 1990s.