Living DNA's Family Matching: How to Build Your Family Tree with a DNA Test

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By Ben Carter

Updated July 26, 2025
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In-Depth Look

Living DNA's Family Matching: How to Build Your Family Tree with a DNA Test

The desire to understand our roots is a powerful human trait. For centuries, this meant poring over dusty records and faded photographs. Today, technology offers a more direct path into our past. DNA testing has revolutionized genealogy, and services like Living DNA are at the forefront, turning a simple cheek swab into a detailed map of your heritage. The true magic, however, lies in connecting with the people who share that heritage. This guide will explore how to use the powerful Living DNA family matching feature to uncover relatives and bring your family tree to life.

What Exactly is Living DNA Family Matching?

At its core, family matching is a service that compares your unique DNA profile with every other user in the Living DNA database. When you submit your sample, the lab analyzes your autosomal DNA—the genetic information inherited from all your recent ancestors. The platform then searches for long, identical segments of DNA that you share with other people. The more DNA you share with someone, and the longer those shared segments are, the more closely you are related. Living DNA's system then predicts a likely relationship, such as 'Parent/Child', '1st Cousin', or '4th Cousin', providing a list of genetic relatives for you to explore.

From Swab to Connection: The Process Explained

Getting started with Living DNA is a simple, non-invasive process. First, you order the test kit and it arrives at your door. Inside, you'll find a simple cheek swab. After rubbing it gently on the inside of your cheek for about a minute, you seal it in the provided container, register your kit's unique code online, and mail it back to the lab. In about 6-8 weeks, you'll get an email that your results are ready.

Once you log in to your secure online dashboard, you can view not only your detailed ethnicity estimate but also the 'Family Matching' section. This is your portal to finding relatives. You'll see a list of your DNA matches, ordered from the closest to the most distant. The platform provides tools to sort and filter these matches, view the amount of DNA you share, and even contact them through a secure, anonymous messaging system if you both opt-in to communication.

Tips for Building Your Tree with Your Matches

Finding matches is just the first step; the real detective work comes next. Start by focusing on your closest matches (typically 2nd or 3rd cousins and closer) as they are the most likely to help you break down genealogical brick walls. Many users upload a basic family tree, which can provide immediate clues about your shared ancestors. Look for common surnames and locations in their tree that match your own research. When you decide to reach out, be polite and specific. Mention your shared match status and a specific surname or ancestor you're researching. By combining your research with that of your newfound relatives, you can piece together the branches of your family tree with greater confidence and detail.

Is Living DNA the Right Test for You?

The journey of discovering your family history is deeply personal, and choosing the right tool is a critical first step. The Living DNA family matching system offers a robust platform for connecting with relatives, complemented by some of the most detailed ethnicity reports available, especially for those with European roots. It provides a comprehensive view of your ancestry that can unlock doors you never knew existed. Are you ready to see if Living DNA holds the key to your family's story? For a complete analysis of its features, accuracy, and how it stacks up against the competition, be sure to read our full, in-depth review on Consumer's Best. We provide the clarity you need to make the best choice.

Frequently Asked Questions

Yes, Living DNA can absolutely find relatives. Through its Family Matching feature, the service compares your unique DNA signature against its entire database of users. When it finds someone who shares significant DNA segments with you, it identifies them as a potential relative, estimating the relationship from immediate family to more distant cousins. This makes it a powerful tool for connecting with living family members you may not have known about.

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