In January of 2015, Brenda Castillo shared pictures of her wedding. Her husband’s name was Julio Enrique de los Santos.
In 2010, Brenda Castillo began the year on a high note, winning the Best Libero, Digger and Receiver awards at the 2010 Pan-American Cup.
In the FIVB Volleyball Women's Nations League 2023, Brazil will be playing the Dominican Republic on June 3, 2023, at the Nippon Gaishi Hall, Japan.