Please help find my step mums father

Hi i am asking you to help me find my biological father the information i have is that my mother evone june whiteside moved from morrisinvile in 1963 to wairengai nz around the same time my mother was a very private person and she never revieled his name she even took it to her grave if anyone has any information at all or, if you think you know him or may know who he is any informaiton would be greatfuly recevied you can contact me through face book or email me at janice _whiteside@hotmail.com i have been looking for him a very long time PL HELP ME FIND MY FATHER