The answer to the crossword for the term 'Wife of Mark Antony' is Octavia (7 letters). Octavia was a Roman woman who was the third and last wife of Mark Antony, a Roman politician and general. She was the daughter of Gaius Octavius, the first Roman Emperor Augustus, and the sister of Augustus. Octavia was a prominent figure in Roman society and was known for her loyalty and devotion to her husband. She was also an important political ally of her brother Augustus, helping him to secure his power in Rome.