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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: 5252
  • Height: 6'6".
  • Blood type A-
  • Weight: 245.
  • Brown Curly hair.
  • Green eyes.
  • Fair complexion.
  • I am a Child
  • Posted 04/05/24
  • Updated on 04/05/24
  • donor_offspring
  • Born 1974.
  • Danish, dutch.
  • Height: 6'6".
  • Blood type A-
  • Weight: 245lbs.
  • Brown Curly hair.
  • Green eyes.
  • Fair complexion.
  • B.S. Ecology and evolutionary biology.
  • Protestant.
  • I am a Female born 2003
  • Read message posted 03/16/22
  • Updated on 03/17/22
  • donor_offspring
  • Female born Jan 19 2001
  • Female born Jan 19 2001
  • Read message posted 08/22/21
  • Updated on 08/22/21
  • parent
  • I am a Female born Sep 2 2001
  • Male born Sep 2 2001
  • Read message posted 05/13/20
  • Updated on 05/12/20
  • donor_offspring
  • I am a Female born Aug 24 2002
  • Read message posted 07/23/19
  • Updated on 07/23/19
  • donor_offspring
  • Born 1974.
  • Danish, Dutch.
  • Height: 6’6” .
  • Blood type A-
  • Weight: 245.
  • Brown Curly hair.
  • Green eyes.
  • Evolutionary Biologist .
  • Protestant.
  • I am a Male born Jul 2 2001
  • Read message posted 11/23/18
  • Updated on 11/22/18
  • donor_offspring
  • Male born Feb 2001
  • Read message posted 03/31/09
  • Updated on 03/31/09
  • parent
  • I am a Female born Aug 14 2001
  • Read message posted 12/12/08
  • Updated on 09/10/19
  • donor_offspring Has Photos
  • Female born Mar 19 2001
  • Read message posted 07/15/08
  • Updated on 07/10/10
  • parent
  • Height: 6'6".
  • Weight: 245.
  • Light brown Curly hair.
  • Green eyes.
    Sperm Donor
  • Read message posted 04/21/07
  • Updated on 06/07/10
  • sperm_donor
  • Danish / Dutch.
  • Height: 6'6".
  • Blood type A-
  • Weight: 245.
  • Green eyes.
  • Fair complexion.
  • Evolutinary Biology.
  • Female born Apr 11 2001
  • Posted 11/29/06
  • Updated on 09/02/08
  • parent
  • Female born Nov 15 2001
  • Read message posted 09/24/06
  • Updated on 09/02/08
  • parent
  • Female born Jul 30 2001
  • Read message posted 11/21/05
  • Updated on 06/28/20
  • parent
  • Male born Aug 2 2001
  • Read message posted 07/26/05
  • Updated on 09/20/18
  • parent Has Photos
  • Height: 6' 6".
  • Light brown Curly hair.
  • Green eyes.
  • Male born Aug 3 2001
  • Read message posted 01/28/05
  • Updated on 10/01/08
  • parent
  • Height: 6'6".
  • Light brown Curly hair.
  • Green eyes.
  • Fair complexion.
  • Female born Jul 27 2001
  • Male born Oct 25 2004
  • Read message posted 02/03/04
  • Updated on 07/06/10
  • parent
  • Danish and Dutch Background.
  • Height: 6' 6".
  • Light brown Curly hair.
  • Green eyes.
  • Fair complexion.
  • Evolutionary Biologist.
  • Male born Aug 14 2001
  • Read message posted 12/13/03
  • Updated on 09/25/11
  • parent
  • Height: 6'6".
  • Light brown hair.
  • Green eyes.
  • Male born Nov 20 2001
  • Female born Nov 21 2007
  • Female born Nov 21 2007
  • Read message posted 10/25/03
  • Updated on 08/16/16
  • parent
There are a total of 22 offspring, 21 sibling matches, and 22 donor to offspring matches for this donor.

Pacific Reproductive Services (PRS)

Sperm Bank

NOTE: August 2016: PRS merged with Fairfax. Starting in April 2017 all PRS records will be under Fairfax Cryobank policy. Pasadena and San Francisco. Formerly Pacific Women's Health Services. https://www.pacrepro.com/index.php


Donor ID & Info Offspring / Contact Info
Donor ID: 5252
  • Female born Dec 24 2021
  • Posted 03/16/22
  • Updated on 03/17/22
  • parent
  • Started donating Nov 16 2008.
  • Male born Sep 3 2009
  • Posted 09/02/21
  • Updated on 09/02/21
  • parent
  • Female born Oct 24 2010
  • Posted 12/04/19
  • Updated on 12/03/19
  • parent
  • Female born Dec 12 2009
  • Read message posted 04/02/18
  • Updated on 04/01/18
  • parent
  • Male born Jan 2010
  • Male born Nov 2011
  • Read message posted 02/20/15
  • Updated on 02/19/15
  • parent
  • Looking for vials.
  • Child
  • Posted 03/06/13
  • Updated on 01/14/14
  • parent
  • Male born Jun 2010
  • Female born May 2013
  • Posted 03/31/12
  • Updated on 02/22/15
  • parent
  • Born Mar 1971.
  • Started donating Nov 16 2007.
  • English, Welsh.
  • Height: 6'.
  • Weight: 185 lbs.
  • Brown Straight hair.
  • Blue eyes.
  • Fair complexion.
  • BA Political Science, taking LSAT & plans to attend law school.
  • Federal Agent (plans to be a lawyer).
  • Christian.
  • Reading, trumpet, sports/fitness, 19th century American History.
  • Two daughters. Excellent math skills (750 SAT). Excellent athletic ability. Loves Italian, American & Chinese food, color blue, dogs and fish. Outgoing and friendly.
  • Male born Mar 2011
  • Male born Apr 2014
  • Male born Jun 2017
  • Read message posted 04/22/11
  • Updated on 04/06/18
  • parent
There are a total of 12 offspring, 12 sibling matches, and 0 donor to offspring matches for this donor.