This diagram is an adaptation and expansion of Gregory Schaaf's "Tewa Bear, Sand and Spider Clan" family tree.

Grace Chapella (1874-1980) & Tom Pavatea (not married)

• Alma Chapella Tahbo (1915-1993) & Olson Tahbo
  
  • Deanna Tahbo (1941-2011)
    
    • Althea Lomaquahu
    • Colleen Lomaquahu
    • Olson Lomaquahu
  • Gabriel Tahbo
  • Ramon & Mary Tahbo
    
    • Dianna Tahbo Howato (1960-2011)
      
      • Larson Addington (adopted)
      • Ramon Howato
      • Ted H. Tahbo
    • Mark Tahbo (1958-2018)
      Mark's students:
      • Larson Goldtooth (1969-)
      • Dorothy Ami (1968-)
      • Debbie Clashin (1969-)
    • Maynard Tahbo
    • Merwin Tahbo
    • Pamela Tahbo
  • Jimmy Tree & Miriam Louise
    
    • James Tree
    • Janice Tree
Grace's adopted children who became potters:
• Mary Ami (1919-pre-2013)

Grace Chapella (1874-1980) & John Mahkewa

• Dorothy Addington & George
• Donald Mahkewa Sr. & Beth (1st wife)
  
  • Robert Mahkewa
• Donald Mahkewa Sr. & Corine Polacca (2nd wife)
  
  • Burton Mahkewa
  • Donald Mahkewa Jr.
  • Jacob Mahkewa
  • Johnnie Mahkewa
  • Joyce Mahkewa
  • Myra Mahkewa
  • Rita Mahkewa
  • Rose Mahkewa
  • "Yo-yo" Mahkewa
"Dalee" & Da Tse (c.1900-1921)

• Frank Chapella (raised by Grace)
  
  • Ernest Chapella & Bonnie Chapella (see Nampeyo of Hano family tree)
• Mary Ami (adopted by Grace)
  
  • Wilma Himel

Other relatives who learned from Grace:

• Laura Tomosie (Grace's sister)(-1981) & Timothy Tomosie
  
  • Edgar Tomosie (adopted)
• Bert Youvella (Grace's brother) & Belle Auguh Humeunse (Sand Clan)
  
  • Charlie Youvella
  • Ethel Youvella (1919-)
    
    • Crucita Grover
    • Lee Grover
    • Toby Grover
    • Verna Nahee (1940-)
    • Milfred "Pot" Youvella
  • Harry Youvella
  • Mildred Youvella & Peter Navamsa Jr.
    
    • Rethema Youvella (1950-)
      
      • Cynthia
      • Eugena
      • Melisse
      • Teresa
  • Roy Youvella