Subhashini is from the Sanskrit सुभाषिणी (Subhāṣiṇī — su well + bhāṣiṇī speaker — well-spoken, eloquent). Subhashini is one of the Sanskrit feminine names — central to traditional Hindu literary heritage. BCE) + Hitopadesha pan-Indian wisdom literature heritage.
Subhashini 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 Subhashini reduce to 2, The Peacemaker. This is a traditional interpretive system, not a factual claim about the name.