Yes of course you can do diploma in hotel management course. It is one of the best professional careers.
There are many combination of courses these days in the hotel management field eg: you can do 3 years diploma in hotel management and catering technology, Advanced hotel management and hospitality, Hotel and Tourism management etc.
So you can complete the diploma in any one of these courses and after completing diploma there is also opportunity for you to pursue degree in this course.
Best of luck!!
From 10th onwards you need to take up high school studies by selecting Arts or Connerce for Hotel Management.
BBA in Hotel management donepost 12th.
MbA in hotel management done post Graduation studies.