Nikoleta is from the Bulgarian / Greek Николета (Nikoleta) — Slavic-Greek diminutive of Nicholas/Nikolaos (Greek Nikē victory + laos people — victory of the people). Nikoleta is one of the Bulgarian + Greek feminine names — central to traditional Eastern Orthodox heritage. Bulgarian-Greek feminine name reflecting Eastern Orthodox heritage.
Nikoleta does not currently appear in the US Social Security Administration's top 1,000 girls' names, so we don't publish a US rank or birth count for it. That says nothing about the name's standing elsewhere in the world — only that it sits outside the ranked US data we rely on.
In Pythagorean numerology the letters of Nikoleta reduce to 6, The Nurturer. This is a traditional interpretive system, not a factual claim about the name.