877-940) was the Slavic-pagan duchess of Bohemia, mother of Saint Wenceslaus.
Drahomíra is widely used in the Czech Republic.
Drahomíra 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 Drahomíra reduce to 3, The Communicator. This is a traditional interpretive system, not a factual claim about the name.