List of last names that start with X in the US, including surnames beginning with X for males and females and family names starting with X.. Last names starting with X These are the most popular surnames beginning with the letter X. Click on the names below to learn more about their meaning, history and origins. 1. Xavier 2. Xian
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Most common surnames starting with X According to the 1940 census, Xavier was the most common last name beginning with the letter 'X', followed by Xander and Xenos. Click on the names below to learn more about their meaning, history and origins.. Click on a surname to discover for free its origin, meaning, popularity and geographic distribution in map form.