Well-born or noble
A modern American variation of the English word 'gentry,' which refers to people of good social position. It implies a sense of refinement and high status, often used as a surname-turned-first-name.
Less common today
Gentri isn't in the latest US Top 1000. It last peaked at #9,527 in 2017.
American collegiate gymnast
US births per 5-year period, 1990βpresent (SSA data).