Princess Yvonne Griffin-German, a widow, is the mother of four (4) children, and Grandmother of three (3).  She holds a BA Degree in Health Services Administration, and is the Business Office Manager of a Home Health and Hospice Agencies.  She is a member of New Life Church Southeast, in Chicago, IL, under the leadership of Pastor John Hannah.

Princess German became a member of the Prince Hall Masonic Family, Jurisdiction of Illinois, in 1984.  She developed from a long line of Prince Hall Family Lineage, and participated in the Youth Organizations of the Order.  Since 1984, Princess German's journey included:
Worthy Matron - Plumbline Chapter #109 - 1993 (Majestic Rays Matrons & Patrons Club)
Most Ancient Matron - Fidelity Court #22 - 2000 (Divine Rubies MAM / MWJ Club)
Royal Perfect Matron - Levi L. Rose Court #17 - 1996 (Founder & Organizing Member)
Most Noble Princess Captain - Albert R. Lee Guild #23 - 1997
Captain - Prince Hall Grand Guild Honor Guard - 1999 (Founder, Organizing Member)
Eminent Prioress - Levi L. Rose Priorate #1, PYCH - 2002 - 2004 (Founder & Organizing Member)
Most Noble Grand Princess Captain - Prince Hall Grand Guild - Heroines Templar Crusade - Knights Templar Affiliation - 2005 - 2006
Most Regal Grand Prioress - Tucker-Coffee Grand Court - Princesses York Cross of Honour - USA - Inc. PHA - 2012 - 2015
Illinois Association of Turtles - "Momma Turtle" - 1992 (Organizing Member of IAT)
Princess German also served as an Appointed Officers within Eureka Grand Chapter, OES, State of IL, and Levi H. Morris Grand Court, LOCOP, State of Illinois.  In 2019, she was elected Grand Lecturer, of the Most Ancient Prince Hall Grand Court, Heroines of Jericho, State of IL and Jurisdiction.  In 2021, she was elevated to the position of Grand Outer Gate Keeper, for the Most Ancient Prince Hall Grand Court, Heroines of Jericho, State of Illinois and Jurisdiction.