Addison Richards

Addison Richards, or Addison, Duchess of Boston is the oldest child of Antonio, Duke of Boston. Although a member of the House of Richards, she married into the House of Mercton, meaning the Duchy of Boston will fall to the House of Mercton after her death.

Patrilineality
, descent as reckoned from father to son, has historically been the principle determining membership in reigning families. By the paternal line, Addison belongs to the House of Richards.
 * House of Richards
 * 1) Fred Richards of Providence
 * 2) Benjamin, Duke of Boston
 * 3) David, Earl of Hyannis
 * 4) Spencer, Baron of Hyannis
 * 5) Antonio, Duke of Boston
 * 6) Addison, Duchess of Boston

Royal House
In J Andres, the descendants of a non-royal male are not required to take the name of his house as decreed by Queen Stephanie in 2052. In this manner, all royals should be able to trace their ancestry to Josef I or one of the heads of the Dukedoms of bestowed peerage. As such, by Royal Lineage, Addison belongs to the House of Richards.
 * House of Richards
 * 1) Fred Richards of Providence
 * 2) Benjamin, Duke of Boston
 * 3) David, Earl of Hyannis
 * 4) Spencer, Baron of Hyannis
 * 5) Antonio, Duke of Boston
 * 6) Addison, Duchess of Boston

Titles

 * September 17, 2060 - August 23, 2064 - Lord Antonio of Hyannis
 * August 23, 2064 - July 14, 2085 - Sir Antonio of Hyannis
 * September 30, 2090 - June 19, 2101 - Addison of Hyannis
 * June 19, 2101 - September 21, 2124 - Lady Addison of Boston
 * September 21, 2124 - Present - The Most Honorable Addison, Duchess of Boston