Oltmanns

Oltmanns may refer to:


 * Caroline Oltmanns (born 1962), German pianist
 * Friedrich Oltmanns (1860–1945), German psychologist
 * Larry Oltmanns (born 1951), American architect
 * Reimar Oltmanns (born 1949), German journalist
 * Torsten Oltmanns (born 1964), German author and economist