Defender of mankind
Alexsa is a modern variation of Alexa, which is a feminine diminutive of Alexander. It is derived from the Greek name Alexandros, combining 'alexein' (to defend) and 'aner' (man). While less common than its counterparts, it retains the same strong, protective meaning.
Less common today
Alexsa isn't in the latest US Top 1000. It last peaked at #3,830 in 2009.
US births per 5-year period, 1990βpresent (SSA data).