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NOTE: Information shown below has been voluntarily submitted by individuals interested in establishing mutually desired contact between half-siblings and/or donors (genetic relatives).

Disclaimer: This registry is intended strictly for informational purposes, and is neither endorsed nor supported by any individual or organization. Please note that while access to this list is restricted to individuals over 18 years of age, it is up to each and every parent to supervise and monitor their child's use of the Internet.

Posted by Parent
Posted by Sperm Donor
Posted by Egg Donor
Posted By Offspring (Male)
Posted by Offspring (Female)
Posted by Offspring (No Gender Specified)
Has Medical Info
Has Photos
Donor Q&A
Donor Match
Sibling Match

California Cryobank (CCB)

Sperm Bank

The parent company is now Generate Life Sciences. Also Nordic Cryobank (European Sperm Bank) in Denmark: donor numbers in the 7000s and 7100s. CCB was established in 1977, Nordic Cryobank/European Sperm Bank was established in 2004. Those people using the Nordic donors mentioned above, please also post under Nordic Cryobank/European Sperm Bank, and also post the alias donor name if known. 2020: Generate Life Sciences/CCB now also operates the NW Cryobank and Manhattan Cryobank.


Donor ID & Info Offspring / Contact Info
Donor ID: 2493
  • East Indian and Ukranian.
  • Height: 6'1".
  • Black hair.
  • Brown eyes.
  • Olive complexion.
  • Engineering and medical student.
  • Agnostic.
  • Triathlon and pilot .
  • Multi-lingual
  • Female born Aug 20 2009
  • Posted 08/18/23
  • Updated on 08/18/23
  • parent
  • Female born Nov 2010
  • Male born Mar 2012
  • Posted 12/04/13
  • Updated on 12/04/13
  • parent
  • Male born Apr 2012
  • Male born Oct 2014
  • Read message posted 04/20/13
  • Updated on 01/26/15
  • parent Has Photos
  • Female born 2010
  • Read message posted 09/06/11
  • Updated on 09/25/11
  • parent Has Photos
  • Born 1976.
  • Started donating May 5 2005.
  • East Indian/Ukranian.
  • Height: 6'1".
  • Blood type O-
  • Weight: 173lbs.
  • Black Wavy hair.
  • Brown eyes.
  • Olive complexion.
  • Mechanical Engineering, Medicine.
  • MD.
  • Agnostic.
  • Private pilot.
  • Had chocolate lab
  • Male born 2010
  • Read message posted 07/20/10
  • Updated on 08/19/23
  • parent
  • Born 1976.
  • Ukranian.
  • Height: 6'1''.
  • Blood type O-
  • Weight: 173.
  • Dark brown Wavy hair.
  • Brown eyes.
  • Olive complexion.
  • Other.
  • Flying, magic, basketball, triathlon.
  • Male born Nov 2008
  • Female born Nov 2008
  • Read message posted 08/19/09
  • Updated on 09/25/11
  • parent
  • Born 1976.
  • Ukrainian; East Indian.
  • Height: 6'1".
  • Blood type O-
  • Weight: 173.
  • Black Wavy hair.
  • Brown eyes.
  • Olive complexion.
  • M.S Mechanical Engineering; M.D. in progress.
  • Physician in training.
  • Other.
  • Flying, Magic, Basketball, Triathlon, Photography.
  • Male born 2007
  • Read message posted 08/12/08
  • Updated on 09/02/08
  • parent
  • Born 1976.
  • Indian/Ukrainian.
  • Height: 6'1".
  • Black hair.
  • Brown eyes.
  • Physician in training.
  • Other.
  • Neurobio/Engineering, then Medical School
  • Male born 2008
  • Read message posted 10/29/07
  • Updated on 09/25/11
  • parent
  • Born 1976.
  • Ukranian and East Indian.
  • Height: 6'1''.
  • Blood type O-
  • Weight: 173.
  • Black Curly hair.
  • Brown eyes.
  • Olive complexion.
  • Open donor CCB #2493
  • Female born Nov 2007
  • Read message posted 10/27/07
  • Updated on 09/02/08
  • parent
There are a total of 12 offspring, 12 sibling matches, and 0 donor to offspring matches for this donor.