2000+ Boy Names That End in S

Simmons is one of the S-ending popular American last names that are starting to be used as firsts.

One of the most ancient names we still know today, Ramesses ("born of Ra, the sun god") was the name of eleven pharaohs, perhaps including the one in the Moses story. Ramesses first entered the US charts in 2007, and is now used occasionally as a royal historic name with all the grandeur of ancient Egypt.

Emeterius is the name of a Roman legionary who was martyred around 300 CE and is now a Catholic Saint. He is one of the patron saints of the city of Calahorra, La Rioja, and the city of Santander in Cantabria, Spain is named after him.

Modern French spelling of the Arabic name Qays or Qais.

Marks is a surname that independently arose in several languages, most all of them as a patronymic form of Mark. Among Jewish families, Marks is typically a variation of Marx. Marx was a given name derived from Marcus that Ashkenazi Jews used as a Germanized form of Mordechai.

Genesis — the name of the first book of the Bible — is already a Top 100 name for girls. Add in the "Jen" component of this spelling and it feels particularly feminine.