Surname Ustinovich (Устинович 
, Ustinovich 
) , globally, is quite a rare last name. The last name Ustinovich is habitual in Belarus, where it is quite a common surname, Kazakhstan, where it is a rare surname, and Russia.
Mr, Janice, Nicole, Nikita, Vitaly, Viktor, Wesley, Ulesha, Anthony, Katrina, Randall, Raymond, Jessica, Tatiana, Natalia, Nikolaj, Valerie, William, Svetlana, Angelina, Vladimir, Aleksandr, Larisa, Daniel, Kirill, Ashley, Ms, Anna, Igor, Olga, Oleg, Yury, Maria, Serge, Stacy, Alina, Anastasia, Amber, Debra, Darya, Donna, Linda, Helen, Vadim, Irina, Sandra, Andrei, Andrey, Kelly, and Christine