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David William Medeiros was born in Beverly, Massachusetts, to Manuel Medeiros Jr., and Beatrice Louise Russell Medeiros. He married the former Lina Maria Ferreira Lameiro. He graduated with a Bachelor of Science in Nuclear Engineering at MIT, Master of Science in Mechanical Engineering at Stanford University and a Master of Science in Management at Sloan School of Management, MIT. David is currently retired after a long career as a Nuclear Safeguards Engineer and Management Consultant. 

 

Society Memberships 

  • Baronial Order of Magna Charta

  • Bunker Hill Society

  • Descendants of Brian Boru

  • Descendants of Cape Cod and the Islands

  • Descendants of Continental Colonial Officers (Lieutenant Commander)

  • Descendants of Early American Governors

  • Descendants of Templar Knights

  • Descendants of the Knights of the Bath

  • Dutch Colonial Society (Patroon)

  • General Society of Mayflower Descendants (Governor, European Society 2020 – 2022)

  • General Society of the War of 1812

  • General Society Sons of the Revolution

  • Hereditary Order of the First Families of Massachusetts

  • Hereditary Order of the Red Dragon

  • Legion of Vikings and Valkyries

  • Military Order of Foreign Wars of the United States

  • Military Order of the Crusades

  • Military Order of the Southern Cross in the Pacific Theatre

  • Military Society of the War of 1812

  • National Guild of Saint Margaret of Scotland

  • National Order of the Blue and Gray

  • National Society Americans of Royal Descent

  • National Society of Saints and Sinners

  • National Society of the Sons of the American Revolution

  • National Society Sons and Daughters of Antebellum Planters 1607-1861 (Advisory Council)

  • National Society Sons and Daughters of the Pilgrims

  • Naval Order of the United States

  • Order of Alba (Counselor, Chaplain General)

  • Order of Americans of Armorial Ancestry (Director)

  • Order of Cloak and Dagger

  • Order of Descendants of Colonial Physicians and Chirurgiens

  • Order of Descendants of Pirates and Privateers

  • Order of Descendants of the Ancient & Honorable Artillery Company

  • Order of Descendants of the Justiciars

  • Order of First Families of Connecticut 1633-1662

  • Order of Indian Wars of the United States

  • Order of Monarchs of Rheims

  • Order of the Crown of Charlemagne in the United States of America

  • Order of the Descendants of El Cid (Corresponding Secretary)

  • Order of the Descendants of Native Americans and Friends

  • Order of the First Families of Maine (Historian, 2025 – 2027)

  • Order of the First Families of New Hampshire 1622-1680 (Recording Secretary, 2026-2028)

  • Order of the First Families of Rhode Island and Providence Plantations

  • Order of the First Scottish War of Independence

  • Order of the First World War

  • Order of the Founders of North America 1492-1692

  • Order of the House of Wessex

  • Order of the Kings and Queens in the Holy Lands (Governor General, 2024 – 2026)

  • Order of the Merovingian Dynasty

  • Order of the Norman Conquest (Secretary General, 2026-2028)

  • Order of the Second World War

  • Order of the Sovereigns of Ancient Scandinavia

  • Order of the Star and Sail

  • Order of Three Crusades 1096-1192

  • Order of William the Marshal 

  • Presidential Families of America

  • Scions of Freedom Signers

  • Society of the Descendants of the Colonial Clergy

  • Society of the Descendants of Washington's Army at Valley Forge

  • Society of the First Families of New York

  • Son of a Witch

  • Sons and Daughters of the Colonial and Antebellum Bench and Bar 1565-1861 (Chaplain General)

  • Sons and Daughters of the First Settlers of Newbury Massachusetts

  • Sons of the American Legion

  • Sons of Union Veterans of the Civil War

  • The IX 

  • Winthrop Society (Secretary)

Other Notes

David is a Kentucky Colonel and Fellow, Society of Antiquaries of Scotland.

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