Cognomen Xihan (惜寒 
, Xihan 
, 锡汉 ) , around the globe, is quite a rare surname. The cognomen Xihan is habitual in Maldives, where it is quite a rare surname, Malaysia, where it is a rare surname, and Bangladesh, where it is a very rare surname. Not in comparison with a country's population, it is commonest in China, Bangladesh, and Maldives. More frequently, Xihan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 惜寒, 锡汉 | China |
| Xihan | Bangladesh, Maldives, United States, Malaysia, China |
习寒, 习汉, 习汗, 习涵, 习韩, 俙浫, 兮寒, 兮晗, 兮涵, 唏晗, 唏浫, 唏菡, 喜函, 喜含, 喜寒, 喜汉, 喜涵, 喜瀚, 喜罕, 喜翰, 喜菡, 夕寒, 夕汉, 夕涵, 夕菡, 奚含, 奚寒, 媳涵, 嬉撼, 嬉汉, 希函, 希含, 希寒, 希晗, 希汉, 希汗, 希涵, 希瀚, 希焓, 希罕, 希菡, 希韩, 席汉, 席韩, 惜含, 惜晗, 惜涵, 戏寒, 昔函, 昔寒, 昔汉, 晞晗, 晞涵, 晞菡, 晰涵, 曦函, 曦寒, 曦晗, 曦汉, 曦涵, 曦瀚, 曦罕, 析寒, 汐函, 汐寒, 汐晗, 汐梒, 汐涵, 汐菡, 洗翰, 浠浛, 浠涵, 淅寒, 溪函, 溪含, 溪汉, 溪涵, 溪瀚, 熈馠, 熙函, 熙含, 熙寒, 熙晗, 熙汉, 熙涵, 熙瀚, 熙焓, 熙罕, 熙翰, 熹晗, 熹汉, 熹瀚, 熹菡, 犀汉, 玺函, 玺撼, 玺汉, 玺涵, 玺瀚, 玺翰, 皙涵, 禧晗, 稀寒, 稀汉, 稀涵, 稀罕, 系咁, 系寒, 系汉, 细寒, 细憨, 细汉, 细瀚, 羲涵, 羲翰, 翕含, 袭寒, 西函, 西含, 西寒, 西晗, 西汉, 西涵, 西罕, 西翰, 西韩, 錫瀚, 锡寒, 锡捍, 锡晗, 锡涵, 锡瀚, 锡焊, 锡菡, and 锡韩