Last name Zihong (自红 
, 子鸿 , Zihong 
) , all over the world, is quite a rare cognomen. The surname Zihong is characteristic of China, where it is a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Zihong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 自红, 梓鸿, 子鸿 | China |
| Zihong | Taiwan, China, Singapore, Malaysia, United States |
仔宏, 仔洪, 仔红, 仔荭, 仔鸿, 兹宏, 兹洪, 兹竑, 兹红, 兹鸿, 咨宏, 咨鸿, 姊红, 姿宏, 姿红, 姿虹, 子宏, 子弘, 子泓, 子洪, 子烘, 子竑, 子紅, 子红, 子翃, 子荭, 子虹, 子轰, 子鉷, 子闳, 子鴻, 字宏, 字弘, 字洪, 字红, 字虹, 字鸿, 孜宏, 孜弘, 孜洪, 孜红, 梓宏, 梓弘, 梓泓, 梓洪, 梓烘, 梓竑, 梓紘, 梓红, 梓虹, 梓鴻, 淄弘, 淄红, 滋宏, 滋弘, 滋洪, 滋红, 滋鸿, 秭宏, 籽宏, 籽红, 紫宏, 紫弘, 紫洪, 紫紅, 紫红, 紫荭, 紫虹, 紫鸿, 自宏, 自弘, 自泓, 自洪, 自紅, 自虹, 自訇, 自鸿, 資宏, 资宏, 资洪, 资红, 资鸿, 鈭霐, 锡宏, 锡弘, 锡泓, 锡洪, 锡烘, 锡竑, 锡红, 锡虹, 锡轰, 锡鸿, 齐宏, 齐洪, 齐红, 齐荭, 齐虹, and 齐鸿