Outstanding Educators of America
This is to certify that Rudolf Josef Siebert has been selected as an Outstanding Educator of America for 1971 in recognition of contributions to the advancement of higher eductation and services to the community.  

25 Year Club of Western Michigan University
In recognition and appreciation of 25 years of continuous service, Rudolf J. Siebert is hereby acclaimed a member of the 25 Year Club of Western Michigan University.   Presented on December 1, 1990.  

Certificate of Appreciation from Western Michigan University
This Certificate of Appreciation is presented to Rudolf J. Siebert in grateful recognition of 40 years of continuous service with Western Michigan University.   Presented on August 15, 2005.  

Member of the Oxford Round Table, Oxford, England.
To all to whom these presents come, Greeting: Know ye that this Certificate is to verify and hereby proclaim that: Rudolf J. Siebert has completed the requisite residence in the Oxford as a member of the Oxford Round Table and is entitled to all the rights, privileges and emoluments thereto appertaining.   In Testimony Whereof, the Trustees by virtue of the authority in us invested have this day signed and delivered this Certificate and have thereto set seal of the Oxford Round Table.   Given at Oxford, England this year of our Lord MMV.  

Certificate of Appreciation from the Inter-University Centre, Dubrovnik
Inter-University Centre, Dubrovnik awards a Certificate of Appreciation to Rudolf J. Siebert for support and contributions to the continuing development of its agenda and academic programmes.   Presented on April 25, 2006, in Dubrovnik, Croatia.  

Certificate of Appreciation from the Inter-University Centre, Dubrovnik
Presented to Professor Rudolf J. Siebert with deep appreciation for 30 years of Outstanding Leadership as Course Director of The Future of Religion, Inter-University Center Dubrovnik, Croatia, 1977 to 2006.   Presented on April 25, 2006, in Dubrovnik, Croatia.