Yes hydrogen peroxide can be used as a disinfectant when disinfecting surfaces and it's a safer alternative than other disinfectants.
You can use hydrogen peroxide for disinfecting counters, baby toys, door knobs etc and hydrogen peroxide is also used in some water systems and cooling towers to prevent microbial growth.
Hydrogen Peroxide can also be used to treat inflammation of the gums and get rid of canker sores in your mouth.