Free man
Carla is the feminine form of Carlo or Charles, derived from the Germanic word 'karal'. It historically refers to a free person who was not of noble birth but held legal rights.
Less common today
Carla isn't in the latest US Top 1000. It last peaked at #263 in 1990.
US births per 5-year period, 1990–present (SSA data).
Singer-songwriter and former First Lady of France
American actress known for Spy Kids
Head nurse at Sacred Heart Hospital · Scrubs
Sarcastic waitress at the titular bar · Cheers
Former professional tennis player