Marcia (/ˈmɑːrsiə, ˈmɑːrʃə/) is a female given name of Italian origin,^[1] derived from Latin meaning "dedicated to Mars". It is a female form of Marcius. Marcy/Marcie is a short form.

Notable people and characters with this name include:

• Queen Marcia, legendary monarch of Britain
• Marcia (mistress of Commodus)
• Marcia (mother of Trajan)
• Marcia (wife of Cato)
• Marcia (vestal), Roman Vestal
• Marcia Anastasia Christoforides
• Marcia Francis Liles Carroll Cleckler.
• Marcia M. Anderson, first African-American woman to attain major general in the United States Army Reserve
• Marcia Andrade Braga, Brazilian military officer and peacekeeper
• Marcia Angell, American physician and author
• Marcia Ball, American blues singer and pianist
• Marcia Sherlon Barnwell, Vincentian politician
• Marcia Barrett, Jamaican-British singer
• Marcia Brown, American writer and illustrator
• Marcia Ciol, Brazilian-American statistician
• Marcia Clark, American prosecutor, author, television correspondent and television producer
• Marcia Cross, American actress
• Marcia Davenport, American writer and music critic
• Marcia Falkender, Baroness Falkender, British labor politician, civil servant and life peer
• Marcia Fudge, American attorney and politician
• Marcia Mitzman Gaven, American actress
• Marcia Griffiths, Jamaican reggae singer
• Marcia Gudereit, Canadian curler
• Marcia Gay Harden, American actress
• Marcia Hines, Australian singer
• Marcia A. Karrow, American politician
• Marcia V. Keizs, Jamaican academic
• Marcia Kramer, American journalist
• Marcia Langton, Australian Aboriginal scholar and activist
• Marcia Layne, British playwright
• Marcia Lucas, American film editor
• Marcia MacMillan, Canadian journalist
• Marcia Marx, American artist
• Marcia Mead, American architect
• Marcia Neave, Australian legal academic and judge
• Marcia Pankratz, American field hockey player
• Marcia Pelham, Countess of Yarborough, British countess
• Marcia Y. Riggs, American scholar, professor and theologian
• Marcia Rodd, American actress
• Marcia Strassman, American actress and singer
• Marcia Theophilo, Brazilian poet
• Marcia Trimble, American murder victim
• Marcia Wallace, American actress and comedian
• Marcia Yockey, American weather presenter

• Marcia Barton in the film The Creature Walks Among Us
• Marcia Brady of The Brady Bunch
• Marcia Montenegro in telenovela Mariana de la Noche
• Marcia of The Outsiders
• Marcia Overstrand of the book series Septimus Heap
• Marcia, a character from Fire Emblem: Path of Radiance, and its sequel Fire Emblem: Radiant Dawn

• Marcia (gens)
• Marsha
• Marcie
• Marzia (given name)
• Marcus (name), the male equivalent
• Marcius (disambiguation)
• Márcio