Teressa, This is an example of how the California Birth Index can help you. HOLLINGSWOR CINDY K 1962 12 21 VOGT FEMALE LAKE 0 HOLLINGSWOR MARK R 1966 09 23 VOGT MALE LAKE 0 HOLLINGSWORTH SARENA MARIE 1988 04 29 DALLAS FEMALE LAKE 0 These are the folks surnamed Hollingsworth born in Lake County. The first two are probably siblings with a mother's maiden name of Vogt; the last one's mother's maiden name is Dallas. You can also find *by* mother's maiden name: MORENO SALLY ANN 1933 09 06 HOLLINGSWORTH FEMALE LAKE BARCLAY KENNETH ERNEST 1983 02 24 HOLLINGWORTH MALE LAKE There are a *slew* of individuals born in Napa County to a mother whose maiden name was Hollingsworth, but NONE whose father's name (and their own) was Hollingsworth. Check out: http://www.vitalsearch-ca.com/gen/ca/_vitals/cabiygen.htm --Amy