Loan was born in Saigon, Vietnam. She came to the United States in 1975 with her parents and seven siblings. She lived in Alexandria, Virginia for 5 years and moved with her family to Houston, Texas in 1980.
She attended the University of Texas Health Science Center at Houston Dental Branch and earned her Registered Dental Hygienist license in 2000. She is a member of the American Dental Hygienists’ Association and the Greater Houston Dental Hygienists’ Society.