Complex sentence: Digby Morton (1906-1983) was an Irish fashion designer and among the leading names of British couture in the period from 1930-50, also being among the pioneer of ready-to-wear fashions in the 1950s.
Split into simpler sentences: Digby Morton (1906-1983) was an Irish fashion designer and among the leading names of British couture in the period from 1930-50. He was also among the pioneers of ready-to-wear fashions in the 1950s.