Kavalyow or Kavaliou (), or Kavalyova, Kavaliova (feminine; Кавалёва), is a common Belarusian surname, an equivalent of the English "Smith" and Russian "Kovalyov" (derived from the Belarusian word kaval, which means blacksmith).
The surname may refer to: Aleh Kavalyow (born 1987), Belarusian professional footballer Viktoria Kavaliova (born 1994), Belarusian ice dancer Yury Kavalyow (born 1993), Belarusian professional footballer
be:Кавалёў