David M. Howard Sr. (born January 28, 1928) is an author and Christian missionary to Colombia. He is the brother of Elisabeth Elliot, brother-in-law of Jim Elliot, and brother of author Thomas Howard .
Howard served as missionary to Costa Rica under the Latin America Mission (LAM) (1953—1957). He served as Field Director for the LAM's work in Colombia (1958—67). He served as the Missions Director for InterVarsity Christian Fellowship (1968—76), directing the Urbana 73 and Urbana 76 Student Missions Conventions on the campus of the University of Illinois. He served as the director of the 1980 Consultation on World Evangelization (1977—80), and was the executive director of the World Evangelical Fellowship (1982—92).
Howard served as trustee of Wheaton College, trustee and president of Latin America Mission (1965—1980, 1984—1987, 1993—1999), trustee of The American Leprosy Mission, trustee of the David C. Cook Foundation, and board member of the Tyndale Foundation.