ity ▁Trust ▁of ▁South ▁Australia . ▁ ▁Labor ▁MP ▁Mark ▁Butler ▁is ▁Richard ▁L ay ton ▁Butler ' s ▁grand son . ▁ ▁Death ▁Butler ▁died ▁in ▁Ad ela ide ▁of ▁c ere bro - vas cular ▁disease ▁in ▁ 1 9 6 6 . ▁He ▁received ▁a ▁state ▁fun eral . ▁ ▁Family ▁Butler ▁married ▁Mau de ▁Isabel ▁Dra per ▁( 1 8 8 3 – 1 9 7 2 ) ▁in ▁ 1 9 0 8 . ▁Their ▁children ▁included : ▁Mary ▁Helen ▁Butler ▁( 1 9 0 8 – 1 9 9 3 ) ▁married ▁John ▁Neil ▁Mc E win ▁( 1 9 0 7 – 1 9 9 3 ) ▁in ▁ 1 9 3 1 . ▁John ▁was ▁the ▁son ▁of ▁lawyer ▁George ▁Mc E win ▁( 1 8 7 3 – 1 9 4 5 ) ▁Jean ▁Kate ▁Butler ▁( 1 9 0 9 – ▁) ▁married ▁Ian ▁E vers ley ▁Thomas ▁( 1 9 0 2 – 1 9 7 0 ) ▁in ▁ 1 9 3 7 ▁ ▁References ▁ ▁Australian ▁Dictionary ▁of ▁Biography ▁ ▁The ▁Fl ind ers ▁History ▁of ▁South ▁Australia ▁– ▁Political ▁History , ▁ed . ▁D . ▁Ja ensch ▁( 1 9 8 6 ), ▁W ake field ▁Press , ▁Net ley . ▁ ▁External ▁links ▁▁ ▁Parliament ▁Profile ▁ ▁| - ▁ ▁| - ▁ ▁| - ▁align =" center " ▁| D istrict ▁reform ed < small > Pre vious ▁members : J enk in ▁Col es F ried