Edwina Hafer Mauermann, Marian Gray Mauermann, Max H Mauermann and one other person are people possibly related to William. William now resides at 304 Victoria Ave, Mcallen, Tx 78503. William owns the phone number (956) 631-2890. Public records show Mcallen as a city William also stayed in. William turned 80 years old. His birth year was listed as 1944.