Fredericka
Fredericka is a given name and may refer to:
- Fredericka [Douglass Sprague Perry], American philanthropist and activist
- Fredericka Mandelbaum, New York entrepreneur and criminal fence operator
- Fredericka of Saxe-Gotha-Altenburg, German noblewoman and member of the House of Wettin
- Fredericka [Elisabeth of Saxe-Eisenach], German noblewoman and member of the House of Wettin