Researching Thomas Siebel
Research the background of Thomas Siebel using the links below. We hope you find this information useful!
![]() | Did you know that in the 1881 UK census there were 1 people with the Siebel surname? In that year Siebel was ranked number 3578 for popularity in the UK. |

The name Thomas means "a twin" and is of Hebrew origin.
Records of Thomas Siebel on Ancestry
Ancestry is a major source of information if you are filling out the detail of Thomas Siebel in your family tree. Many large databases are available to search covering from births, deaths and marriages, military records, census records and immigration records with many other smaller collections too. Free trials are normally available and are a good way to fill out a lot of your tree quickly.
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Ancestry.com Global records search results for Thomas Siebel. |
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Ancestry.com US records search results for Thomas Siebel. |
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Ancestry.co.uk UK records search results for Thomas Siebel. |
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Ancestry.ca Canadian records search results for Thomas Siebel. |
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Ancestry.com.au Australian records search results for Thomas Siebel. |
DNA
Sometimes you can run into a brick wall in your tree and you just don't have enough evidence to make that next step back in time. A DNA test can sometimes help to make a link to a particular family name if you find you share common DNA with people who have the same or similar surnames as each other. If you are lucky then you may get a match within a few generations and discover some Siebel ancestors. Additionally, the modern DNA test can give you a breakdown of your ethnic mix - you may be surprised at the results!
Have you reached a brick wall in your Siebel Tree?
Birth, Death and Marriage Records for Thomas Siebel and the Siebel Family Tree
Birth, Death and Marriage records are often the best method of making the links to the Siebel Genealogy that will form part of your family tree. Although records vary from country to country, they are normally the most formal record of a person's relations. From the sources below you will be able to find a birth record and, from that, a birth certificate can be ordered which lists the names of the mother and father, taking you back another generation in your tree. A marriage certificate may also list the names of the respective fathers of the bride and groom which may then help you to find them earlier in life on a census record enabling you to fill out more detail in the Siebel family tree.
Study Parish Records for Thomas Siebel at Find My Past.
Check out for the UK registered births, marriages and deaths of Thomas Siebel using the FreeBMD database.
Search Genealogy Bank for Thomas Siebel records.
Search MyHeritage for Thomas Siebel information.
Investigate the LDS Database for records about Thomas Siebel.
Research the Siebel surname using fold3 Military Archives and view images of original Siebel Military records.
Siebel Genealogy Databases
Another way to build your tree quickly is to use the research other people have already done. This can help to confirm or refute your own deductions - however, be wary of taking this data at face value as other researchers may not have been as meticulous as you. Always try to back up deductions with some definitive sources rather than relying too heavily on others.
Investigate the WikiTree database for user contributed records for Thomas Siebel.
Study MyTrees for information on the Siebel family and people looking to contact living Siebel relations.
Study One Great Family for Siebel records submitted by people who are already researching the Siebel Family Tree.
Find Thomas Siebel from Ireland on findmypast.ie
Siebel Forums
There are a number of forums which are dedicated to rearching particular surnames. These can be good places to share your findings and also to tap into the knowledge that others may already have. These can sometimes be a good way of finding living relations as these tend not to show up on the other sources of information for privacy reasons.
Research the Siebel surname using Genealogy.com forums .
Miscellaneous Siebel Databases
Study the Ellis Island Database for information on Thomas Siebel. This database contains over 25 million immigration records detailing passengers arriving in the United States of America.
Some Famous People called Thomas Siebel
Thomas Siebel
Thomas M. Siebel ( born November 20, 1952) is an American billionaire businessman, technologist, and author. He was the founder of enterprise software company Siebel Systems and is the founder, chairman, and CEO of C3.ai, an artificial intelligence software platform and applications company.
He is the chairman of First Virtual Group, a diversified holding company with interests in investment management, commercial real estate, agribusiness, and philanthropy.
Siebel has been a frequent industry spokesperson as well as the author of the Wall Street Journal bestseller Digital Transformation: Survive and Thrive in an Era of Mass Extinction (RosettaBooks, 2019) and three previous books: Cyber Rules (1999), and Taking Care of eBusiness (2001) published by Doubleday, and Virtual Selling (1996), published by the Free Press.
Source: Thomas Siebel, Wikipedia, The Free EncyclopediaOther names that sound a bit like Siebel
Family names can get corrupted over time, particularly where literacy was not as good. The following list contains some names that have similar sounds so you may want to also look at one or two of the more likely possibilites.
Sabel Sabella Sabilia Sable Sabol Safell Safely Saffel Saffell Saffill Saffle Safhill Safley Safly Saphley Sapley Sapolu Sappell Sapwell Saubel Sauble Saufley Saveall Savel Savell Savely Savil Savile Savill Saville Savoil Sawbel Sawbell Sayvell Schabel Schable Schaffel Schaible Schappel Schauble Schaufele Scheffel Scheible Scheibly Scheppele Scheuble Schiable Schiffli Schippel Schoeffel Schoffel Schovel Schoville Schubel Schwebel Scivally Scobell Scoble Scovell Scovil Scovill Scoville Sebille Sebley Seibel Seipel Seiple Seville Shable Shapleigh Shapley Shappell Shappley Shavel Shebley Sheple Sheplee Shepley Shevell Shevill Shiable Shibel Shibley Shipla Shipley Shippley Shivel Shivell Shively Shoblo Shovel Shovell Sibal Sibbell Sibel Sibella Sibille Sible Sibley Sibly Sibol Sibole Sibylla Siebal Sievely Siipola Sipla Siple Sippel Sipple Sipuel Sivell Sively Sivil Sivill Sivley Sjovall Sobel Sobol Soffel Sofley Sovill Spal Spall Spalla Spaule Spawell Spell Spill Spille Spoole Suffill Supple Supplee Szabol





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