Find Ancestors

trying to find my father or his sons my half brothers. they lived in coventry in warwickshire while my father was working for whimpeys building site company. and they were from ireland county kildare .my father had a brother who lived in england also ,who was in birmingham aston. he had a fruit stall on the bullring .his wife was called rose baker .my fathers name was martin baker. one son was also martin baker. his brother in aston was john baker. they had other siblings but i do not know there names. i was born in 1957 my father was about forty years old then. he maybe deceased now but would love to find step brothers. my name is jacqueline baker.any help would be appreciated thanks.