From swords to settlers: Researching conquistador ancestors in 16th century New Spain (Mexico)

Nefi Arenas Salazar, AG®
May 15, 2026
278 views
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About this webinar

Many families in Mexico and beyond descend from the first Spanish conquerors and settlers of New Spain. This webinar will guide you through key sources and strategies to identify conquistador ancestors in the 1500s. Learn how to navigate both Spanish and colonial archives, and to connect names across centuries from books, contemporary chronicles, petitions to the Spanish government, and more.

About the speaker

Nefi Arenas graduated from Brigham Young University - Idaho where he studied business management and also took many genealogy classes. He inherited a passion for genealogy from his grandmother, who fo...
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Key points and insights

Discovering ancestral roots that trace back to the earliest European contact in the Americas is a thrilling prospect for family historians. In this captivating presentation from the Mexico Research Series, genealogy expert Nephi Salazar delves into the fascinating world of 16th-century New Spain, providing a comprehensive guide for tracing conquistador and early settler lineages. By blending historical context—such as the transition from European feudalism to the colonial encomienda system—with practical archival strategies, this session demonstrates that uncovering these early colonial connections is entirely possible. For researchers looking to breach centuries-old brick walls, understanding the socio-political motivations behind early Spanish colonial record-keeping is a vital step toward unlocking deeply buried family histories.

  • The Power of Merit and Service Records: Because the Spanish Crown restricted and eventually abolished the encomienda system, disgruntled conquistadors and their descendants frequently submitted highly detailed manuscripts outlining their military contributions to secure land grants or government titles. These documents serve as exceptional genealogical goldmines, often detailing names, lineages, specific places of origin in Spain, and marital connections long before the survival of standard parish registers.
  • Surprising Diversity Among Conquistadors: Colonial military forces were not monolithically European. Primary source records reveal that thousands of indigenous allies, members of Caribbean indigenous nobility (such as Cuban caciques), and individuals of African ancestry actively participated as conquerors, opening diverse and unexpected avenues for modern lineage tracking.
  • An Abundance of Accessible Material: Key historical compilations, such as 17th-century relationship logs and early collections of royal decrees regarding coats of arms, provide structured family hierarchies and clues for modern researchers. Many of these foundational manuscripts have been transcribed into biographical dictionaries or remain fully digitized and searchable through the Spanish archival network, PARES.

To fully harness these advanced strategies and observe how these records come to life through a compelling multi-generational case study, genealogists are highly encouraged to view the full webinar replay. Piquing the curiosity of any dedicated researcher, the complete session illustrates exactly how to bridge the gap between later colonial records and the earliest waves of settlement in the Americas. Be sure to explore the additional resources included in the comprehensive webinar syllabus, which features curated repository links, alphabetical source indexes, and invaluable research tools designed to successfully guide family historians from swords to settlers.


Comments (11)

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  1. FC
    Frances Caparrelli
    4 days ago

    What a great presentation. I am currently looking into a family of a friend from San Antonio. Thank you for all the resources mentioned and advice given in this presentation. I'm sure it will be a wonderful exploration going forward. My Spanish is minimal but I could pick out names and with today's AI programs I am looking forward to searching for original documents.

  2. PB
    Patricia Briggs
    7 days ago

    It’s quite amazing that so much information is available from the time of the Spanish explorers. Having the ability to translate the information is important if you are not fluent in Spanish. Even if we don’t have Spanish ancestors this webinar was a fabulous history lesson and I thoroughly enjoyed it. Thank you

  3. DC
    Donna Chavarro
    7 days ago

    Great webinar! Thanks for the resources!

  4. BL
    Bev Leeming
    7 days ago

    Fascinating. Makes me wish I had some conquistador ancestors.

  5. RJ
    Ryan Johnson
    7 days ago

    Fascinating subject and a very helpful speaker, thank you.

  6. MR
    Maureen S ROSO
    7 days ago

    Thanks

  7. VI
    Viewer
    8 days ago

    I am a descendant of Sephardic Jews on my mother's side. I have DNA connections to the descendants of the founders of Monterrey in Nuevo Leon and DNA connectins to the descendants of conquistadors from some other countries. We are trying to document our common ancestors. We have an oral tradition of Sephardic Jewish ancestry, but to my surprise I discovereed that that my mother's ancestors were actually Conversos who settled in Germany. Their names were Teixeira and Spanier (Espanier?).

  8. VI
    Viewer
    8 days ago

    Fascinating!!

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