Klāvs Siliņš: Latviešu personvārdu vārdnīca. Riga "Zinātne" 1990, ISBN 5-7966-0278-0
Population Register of Latvia: Staņislava was the only given name of 1056 persons in Latvia on May 21st 2010.
Etymology
First recorded as a given name of Latvians in the end of the 19th century. Feminine equivalent of Staņislavs(“Stanislaus”). Cognate with Czech Stanislava.