How did the name Booker come about for the Booker Prize?

The prize was originally known as the Booker-McConnell Prize, after the company Booker-McConnell began sponsoring the event in 1968; it became commonly known as the "Booker Prize" or simply "the...

Year Author Booker Prize Winners Country Title 1969 P. H. Newby United Kingdom Something to Answer For 1970 Bernice Rubens United Kingdom The Elected...

It is sponsored by a company called Man

ARVIND ADIGA got Booker prize for the book called " White Tigers"

No difference. The sponsor changed to the Man Group so it became The Man Booker