Rashid Khan captained Afghanistan for the first time in Test cricket aged 20 years, 350 days.
Tatenda Taibu led Zimbabwe in Test cricket for the first time when he was 20 years and 358 days old.
Nawab Pataudi is the youngest Indian Test captain. He led India when he was 21 years, 77 days old.
Waqar Younis captained Pakistan Test team for the first time when he was 22 years and 15 days old.
Graeme Smith holds the distinction of being one of the youngest captains in Test cricket. He led Proteas in a Test match aged 22 years 82 days.
Shakib Al Hasan was 22 years and 115 days old when he first captained Bangladesh in a Test match.
Ian Craig got the chance to lead Australia when he was 22 years and 194 days old.
Javed Miandad got a chance to lead Pakistan aged 22 years, 260 days.
Murray Bisset became one of the yougest captains in Test cricket when he led the Protean Test team aged 22 years, 306 days.
Mohammad Ashraful led Bangladesh in a Test match at the age of 22 years and 353 days.