Last name Гуслиаков (Гуслиаков 
, Gusliakov , Guslyakov 
) , across the world, is a very rare cognomen. The family name Гуслиаков is characteristic of Russia, where it is a very rare surname, Ukraine, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Гуслиаков, Gusliakov | Russia |
| Guslyakov | Russia, United States, Ukraine |