Saint Anna and her son Saint John lived in the ninth century. Saint Anna was the daughter of a deacon of the Blachernae church in Constantinople. After the death of her husband, she dressed in men’s clothing and called herself Euthymianus. She and her son Saint John lived in asceticism in one of the Bythinian monasteries near Olympus.
Saint Anna died in Constantinople in 826. Her memory is also celebrated on October 29.