Iberian Ancestry Report
A Spain- and Portugal-focused ancestry experience combining regional breakdowns with ancient DNA matches.
17 articles
- What are "Ancient DNA Matches from Burial Sites"?Which excavated individuals and burial sites your DNA is closest to, across key eras.
- Can this report prove or disprove my family stories?Why this report can refine a family story but can't definitively prove or disprove it.
- Is this a medical or health test?No — this report is for ancestry and education only, not medical or health testing.
- How accurate is the Iberian Ancestry Report?The factors that shape precision: sampling, ancient DNA coverage, migration, and statistical noise.
- Are Basque results treated differently?Why Basque-aligned references form a distinct cluster and act as a separate anchor.
- How do you handle sensitive historical periods (Roman, Visigothic, Al-Andalus, etc.)?How we treat Roman, Visigothic, and Al-Andalus signals with caution and historical context.
- Why not build the regional breakdown purely from ancient DNA?Why we pair living reference panels with ancient DNA rather than using ancient samples alone.
- How do you choose which ancient individuals to include?How we select peer-reviewed, well-dated Iberian genomes balanced across geography and time.
- How are the ancient matches scored?How we combine genetic-distance measures to score and rank your ancient matches.
- What is the Iberian Ancestry Report?What the Iberian report covers and the two ways it reads your DNA.
- Do the Iberian percentages always add up to 100%?How Iberian shares are normalized, and what happens with non-Iberian ancestry.
- My documented family is from a region that shows 0%. How is that possible?Why a region tied to your family can still show 0%.
- What do the Iberian region percentages mean?What your percentages really measure: how your DNA clusters with each Iberian regional pattern.
- How are the Iberian regions defined?How the Iberian regions are built from modern anchors and read through ancient DNA.
- Which areas does the report cover?The Spanish and Portuguese regions the report covers.
- Is this a "modern ethnicity" report?No — what the modern region names mean, and how the anchors are read through an ancient lens.
- How is this different from Deep Ancestry or other consumer DNA tests (AncestryDNA, 23andMe)?How Iberian Ancestry zooms in compared with Deep Ancestry or consumer DNA tests.