Udo Schaefer (October 19, 1926 – August 30, 2019)[1] was a German lawyer and a theologian of the Baháʼí Faith.
- Schaefer, U. (2007). Baháʼí Ethics in Light of Scripture, Volume 1 - Doctrinal Fundamentals. Oxford, UK: George Ronald. ISBN 978-0-85398-505-1.
- Schaefer, U. (2009). Baháʼí Ethics in Light of Scripture, Volume 2 - Virtues and Divine Commandments. Oxford, UK: George Ronald. ISBN 978-0-85398-518-1.
- Schaefer, U. (1998). Beyond the Clash of Religions: The Emergence of a New Paradigm (2nd ed.). Stockholm, Sweden: Zero Palm Press.
- Schaefer, U. (1986). The Imperishable Dominion. Oxford, UK: George Ronald. ISBN 0-85398-142-6.
- Schaefer, U. (2004). In a Blue Haze: Smoking and Baha'i Ethics. Hofheim, Germany: Baha'i-Verlag. ISBN 978-3-87037-411-2.
- Schaefer, U. (1977). The Light Shineth in Darkness: Five Studies in Revelation After Christ. Oxford, UK: George Ronald. ISBN 978-0-85398-091-9.
- Schaefer, U.; Towfigh, N.; Gollmer, U. (2000). Making the Crooked Straight: A Contribution to Baháʼí Apologetics. Oxford, UK: George Ronald. ISBN 0-85398-443-3.