Rais bikira (pia: Irais, Herais, Iraida, Rhais; alifariki 303) ni kati ya Wakristo wa Misri waliouawa kwa ajili ya imani yao. Kwa kuwa hayajulikani mengine kuhusu historia yake, haorodheshwi tena na Martyrologium Romanum. Tangu kale anaheshimiwa na Wakatoliki, Waorthodoksi na Waorthodoksi wa Mashariki kama mtakatifu bikira na mfiadini. Sikukuu yake huadhimishwa tarehe 5 Septemba. Watakatifu wa Agano la Kale Orodha ya Watakatifu Wakristo Orodha ya Watakatifu wa Afrika Orodha ya Watakatifu Wafransisko According to one account, she was the daughter of a Christian priest living in Alexandria, Egypt. At age twelve, she was sent to live in a women's monastery at Tamman. One day in 303 AD, during a time of widespread persecution of Christians during the reign of the Roman emperor Diocletian, she went to a well to draw water with other nuns. On the way, they saw a ship with a group of nuns, monks, and other Christians in chains, being abused by Loukianos. Rais berated the abusers and insisted that they kill her as well if they were killing Christians. They imprisoned her as well.