Heaven's to Betsy... a kupuna amongst us!
Lately the word has come to mean an older person deserving of respect also generally an older person with practical knowledge to impart to others.
However in the Pukui-Elbert dictionary the word kupuna is defined thus : "Demigod or culture hero, especially a supernatural being possessing several forms as Kama'pua'a and Laenihi); one possessing mana
{mana meqaning supernatural or divine power} If - indeed - you are Kupuna then I send my aloha and pili'i(respect.)
However if you just pulled this name out of the air I suggest you reconsider, as claiming Kupuna status without deserving it can be a spiritualy dangerous thing.
Hauoli Makahiki Hao!