Princess Maria Anna of Hohenzollern-Sigmaringen was born on September 18, 1836, in Germany. She belonged to the Hohenzollern-Sigmaringen dynasty, a branch of the larger Hohenzollern family, which played a significant role in European history. Maria Anna was known for her noble lineage and her connections to various royal families across Europe. In 1853, she married Prince Karl Anton of Hohenzollern-Sigmaringen, further strengthening the ties between noble families. Throughout her life, Maria Anna was involved in charitable activities and supported various social causes. She passed away on May 24, 1910, leaving behind a legacy of service and dedication to her community.