Surname Хаичао (Haichao 
, Хаичао 
) , worldwide, is a rare cognomen. The last name Хаичао is habitual in Hong Kong, where it is a rare surname, Belgium, where it is a very rare surname, and Malaysia. Measured by absolute frequency, it is the most numerous in China, Hong Kong, and Belgium. Much more prevalently, Хаичао is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Haichao | China, Italy, Hong Kong, Taiwan, United States |
| Хаичао | Russia |