The name Alexis is a boy's name of Greek origin meaning "defender". Alexis is ranked #396 on our popularity charts and is often added to lists like Saints' Names For Boys and discussed in our forums with posts like "This or That? Boys with middles".
From the experts:
This name leapt into the female column via vixen Alexis Carrington on 'Dynasty" in the 1980s. It's more popular for girls, but it's still a widely used boys' names and is one of the most popular unisex names in the US today. Alexis is an ancient (male) saints' name as well as the name of a third century BC comic poet. In the Alexius version, it was the name of several Byzantine emperors.