Last name 公孫 (公孫 
) , all around the world, is a very rare cognomen. The last name 公孫 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname.
| 公孫度 Han Dynasty warlord, CN (b. 200) |
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| 公孫淵 Chinese warlord and Cao Wei vassal and King of Yan (died 238), CN (b. 250) |
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公孫瓚 Chinese warlord and general (died 199), CN |
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| 公孫貴賓 CN |
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