+———Oakly RANKIN
  |    
  Thais RANKIN 
  |        
  |   +———Clarence DAHL (Farmingdale, Saskatchewan, Canada – )
  |   |
  +———Sharon Lynn DAHL ( – living)
      |            
      |       +———Per TJERNSTROM
      |       |
      |   +———Erick Adolf TJERNSTROM (5 Jul 1892 Ornskoldsvik, Landsjo, Angermanland, Sweden – Sep 1955)
      |   |   |    
      |   |   +———Margareta ( – abt 1897)
      |   |
      +———Dorothy Linnea TJERNSTROM
          |    
          +———Esther Margaret HORNFELT (27 Oct 1897 Lomviken, Trehorningsjo, Vasternorlandsnlan, Sweden – )