Summary
Registrant Erica Duncan is a biological sister looking for her brother. The adoptee was born in California in 1967 on August 29th. He was born Mark Allen in Martinez in Contra Costa County to 16 year old birthmother Sue Alice Pierson (maiden name Wray).Online Genealogy and Family Research Resources
DUNCAN results at Ancestry.com - more than 1.5 billion recordsSue Pierson records at Ancestry.com
Sue Wray records at Ancestry.com
Ulysses Navey records at Ancestry.com
California Adoption Record: # 15274
Biological Sister looking for Adoptee
Erica Duncan
Adoptee's Info
Birth Name: Mark Allen
Adoptive Name:
Date of Birth: Aug 29, 1967 (now 58 years old)
Gender: Male
Birth Location: Martinez city, Contra Costa county, California USA
Birthmother's Info
Name: Sue Alice Pierson (Wray)
Born: Mar 16, 1948 (now 77 years old)
Age at Adoptee's Birth: 16
Religion: Unknown
Birthfather's Info
Name: Ulysses Samuel Navey
Born: Unknown
Age at Adoptee's Birth: 21
Religion: Unknown
Born at Hospital:
Birth Certificate:
Adoption Agency:
Registered: November 29, 2010
Biological Sister looking for Adoptee
Erica Duncan
Adoptee's Info
Birth Name: Mark Allen
Adoptive Name:
Date of Birth: Aug 29, 1967 (now 58 years old)
Gender: Male
Birth Location: Martinez city, Contra Costa county, California USA
Birthmother's Info
Name: Sue Alice Pierson (Wray)
Born: Mar 16, 1948 (now 77 years old)
Age at Adoptee's Birth: 16
Religion: Unknown
Birthfather's Info
Name: Ulysses Samuel Navey
Born: Unknown
Age at Adoptee's Birth: 21
Religion: Unknown
Born at Hospital:
Birth Certificate:
Adoption Agency:
Registered: November 29, 2010
Recent adoption records added to the online California biological family reunion registry
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Adoption record added Sunday, Dec 14, 2025 at 4:34pm - Biological Sister looking for Female adoptee born on Oct 25, 1954 in California
Adoption record added Sunday, Dec 7, 2025 at 11:08am - Female adoptee born on Apr 17, 1967 in San Diego, California
Adoption record added Saturday, Dec 6, 2025 at 8:26pm - Other Birth Family looking for Any Birth Family of Female adoptee born on Dec 31, 1966 in Sacramento, California
Adoption record added Monday, Nov 17, 2025 at 6:20am - Birth Father looking for Male adoptee born on Aug 17, 2005 in Redwood City, California
Adoption record added Monday, Nov 10, 2025 at 9:17am - Other Birth Family looking for Female adoptee born on Feb 3, 1957 in San Francisco, California
Adoption record added Wednesday, Oct 1, 2025 at 4:20pm - Other Birth Family looking for Birth Sibling of Female adoptee born on May 19, 1956 in San Francisco, California
Adoption record added Wednesday, Oct 1, 2025 at 4:06pm