Princess Adelheid of Schleswig-Holstein was born on July 1, 1817, in Schleswig, a region in northern Europe. She was the daughter of Duke Friedrich Wilhelm of Schleswig-Holstein and Princess Louise of Denmark. Adelheid became known for her charitable work and dedication to social causes throughout her life. In 1842, she married Prince Adolphus of Schleswig-Holstein, strengthening ties between their noble families. The couple had several children, and Adelheid's lineage continued to play a role in European aristocracy. She passed away on April 1, 1900, leaving behind a legacy of compassion and service.