+———Herb ROWLAND
      |
  +———Curtis Dale ROWLAND ( – living)
  |   |    
  |   +———Leona VILLENEUVE (Meadow Lake, Saskatchewan, Canada – )
  |    
  Jason Leonard ROWLAND (Meadow Lake, Saskatchewan, Canada – living)
  |        
  |   +———Leonard Douglas MCCUBBING (Unity, Saskatchewan, Canada – living)
  |   |
  +———Mary Lynn MCCUBBING (Unity, Saskatchewan, Canada – living)
      |    
      +———Joan Wilma BOWLES (Unity, Saskatchewan, Canada – living)