Change name

Dear Sir,

                  I m.suresh kumar born indian christian and my father name was m.john  i want to change my name to m.marc rich .

what is the procedure for changing my name . how can i change my  name in bank accounts, house documents, education qualifications  etc.  any further problems will occur  for cahnge of name?

Please advice me.

Thanking you.

Yours faithfully,

m.suresh