"Chang" is also a common spelling of the surname 陈/陳 (Chen in Mandarin pinyin) in Peru.

It is romanized as Soeng and Sheung in Cantonese; Seong and Siông in Minnan languages; and Sioh in Teochew.

常 was unlisted among the most recent rankings of the 100 most common Chinese surnames in mainland China and on Taiwan based on household registrations in 2007, although the Ministry of Public Security in 2008 listed it as the 87th most common surname in China based on its database of National Identity Cards, shared by at least 2.4 million Chinese citizens.

[3] Its Traditional Chinese variant 張 is the fourth-most-common surname in Taiwan, making up 5.26% of the population of the Republic of China.

[6] "Chang" is a common surname in Peru, where it was adopted by Cantonese immigrants as a variant spelling of Chen (陈 or 陳).