Chang is the most common surname in the world.Smith is also a very popular surname. It's the most popular surname in these countries:United StatesLebanonUnited Kingdom (and in particular Scotland)
The most common South American surname in Argentina is Fernandez. In Brazil, the most common surname is Silva. In Chile, the most common surname is Gonzalez.
The most common Russian surname is Ivanov.
According to Guinness Book of World Records, the world's most common family name is the Chinese name Zhang. In 1994 it was estimated that there were approximately 113 million Zhangs (almost half the population of the United States at that time).
Johnson Jones Smith Wilson Jackson Jenkins Watkins Watson Atkins Washington
Smith
Smith is the most common surname
Chang is the most common surname in the world.Smith is also a very popular surname. It's the most popular surname in these countries:United StatesLebanonUnited Kingdom (and in particular Scotland)
Smith
Smith
I believe it is Smith.