The current chief of staff is Rahm Emanuel.
The present chief of staff and Commander of the Indian Navy is Admiral Suresh Mehta.
Gen.Martin E. Dempsey
The current White House Chief of Staff is Rahm Emanuel.
Admiral Mike Mullen is Chief of Staff for the U.S. Navy, and is the current Chairman of the Joint Chiefs of Staff. General James E. Cartwright is Chief of Staff for the U.S. Marine Corps, and is the Vice Chairman of the JCS. General Martin E. Dempsey is the Chief of Staff of the U.S. Army. He is currently the nominee (pending Senate confirmation) to replace retiring Admiral Mike Mullen as the next Chairman of the Joint Chiefs of Staff. General Raymond T. Odierno is the nominee to replace Dempsey as the next Army Chief of Staff. General Norton A. Schwartz is the Chief of Staff of the U.S. Air Force.
Admiral is a navy rank, not Army. Looking on Wikipedia, it lists a General Deepak Kapoor as the Chief of Staff of the Indian Army, and an Admiral Nirmil Kumar Verma as the Chief of Naval Staff of the Indian Navy.
The current Chief of General Staff is Rav Aluf Benny Gantz
Master Chief Petty Officer of the Navy Rick D. West .
Admiral Sureesh Mehta is the present Chief of Naval Staff of the Indian Navy
CommanderThe current US President is the Commander in Chief .
Benigno Simeon Aquino
The current US President .