What does Lord mean?
Lord /lord/ as a boys' name is of Old English origin, and the meaning of Lord is "loaf-keeper".
How popular is Lord?
Lord is an uncommonly occurring given name for men but a very prominent last name for both adults and children (#1399 out of 150436, Top 1%). (2000 U.S. Census)
Duke (#666 2 years ago), Earl, Earle, Earlie, Early, Errol, Irl and Rollo are the popular alternative forms of Lord (not in Top 1000). Other variants, like Erroll, are seldom used. Adoption of these forms of Lord was well-received during 1890-1899 (usage of 0.3165%) and is somewhat lower today (usage 0.0418%, ▼86.8%). Earl is more familiar than the rest, although Duke seems to be getting popular too, while Earl, Earle, Early and Errol are no longer trendy. Shown below is an analysis of the usage of the boy name Lord and affiliated names. (Top 1000 Baby Names Records, 2014)