Upright, honest, decent, or proper
In the Hawaiian language, Kupono translates to being upright, honest, or reliable. It is a virtue name that emphasizes moral integrity and doing what is right or appropriate in a given situation. It is often chosen by parents who wish to bestow a sense of character and honor upon their child.
Less common today
Kupono isn't in the latest US Top 1000. It last peaked at #8,133 in 2002.
Professional volleyball player
US births per 5-year period, 1990βpresent (SSA data).