Feminine Personal name
Confirmed occurences in the Roman Empire:

• Titia (Fem), ref: Chiron 15 (1985) 56ff. | PIR ID13179
• Titia (Fem), ref: Raepsaet FOS 759 | PIR ID13180
• Titia (Fem), ref: AE 1963, 34 | PIR ID13181
• Titia Quartilla (Fem), ref: PIR T1 0205 | PIR ID13190
• Titia Rufa (Fem), ref: PIR T1 0206 | PIR ID13191
• Titia Statilia Valeria Agrippiana Fadilla (Fem), ref: PIR T1 0207 | PIR ID13192