Modern invented name, possibly meaning tranquil or noble
Trenisha is a modern American name likely created by combining the prefix 'Tre-' with the popular suffix '-nisha'. While it does not have a singular ancient etymology, it is often associated with the Latin 'tranquillus' or the Sanskrit 'nisha', meaning night.
Less common today
Trenisha isn't in the latest US Top 1000. It last peaked at #5,321 in 1991.
US births per 5-year period, 1990βpresent (SSA data).