What does Shannon mean?
Shannon \sh(an)-non\ as a boys' name (also used as girls' name Shannon) is pronounced SHAN-en. It is of Gaelic origin, and the meaning of Shannon is "old, ancient". The name of a prominent river, county, and airport in Ireland, used as a given name in this century. Football player Shannon Sharpe.
For more information, see also the related boy name Tannon.
Shannon has 1 feminine form: Shana.
Shannon is a very popular first name for men (#317 out of 1220, Top 26%) and also a very popular surname for all people (#693 out of 150436, Top 1%). (2000 U.S. Census)
Shown below is the baby name popularity of Shannon for boys. Shannon entered the list in 1940-1949 and reached its top rank of #106 in the U.S. during 1970-1979, but is not listed at the moment. (Top 1000 Birth Names Records, 2014)
Shown below is a comparison of the usage of the boy name Shannon and corresponding names. The only other prominent varying form of Shannon is Shanon. Adoption of these boy names was at its apex during 1970-1979 (usage of 0.473%) and is now significantly less, with the version Shannon becoming less stylish. (Top 1000 Birth Names Records, 2014)