Shawna is a feminine given name

Given name

A given name, in Western contexts often referred to as a first name, is a personal name that specifies and differentiates between members of a group of individuals, especially in a family, all of whose members usually share the same family name...

, a variant of Shauna, derived from Shawn or Sean

Seán

Seán or Séan is an Irish language name. It is the Irish equivalent of the French Jean. Anglicisations of the name include Sean , Shane, Shayne, Shaine, Shaun, and Shawn...

, an Irish Gaelic name. Its origin is English

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

and means "God is Gracious".

The first name has been present throughout the last century although fluctuating in use. It ranked 882nd in popularity for females of all ages in a 2000-2003 Social Security Administration statistic and 490th in a 1990 US Sample.