JP Duminy of South Africa scored 64 not out against India at Centurion on 21.02.18 to provide the 103^rd occasion of a captain scoring a fifty in the history of T20Is. It also provides the 99^th occasion of a captain scoring a half century in the history of T20Is. It also provides the 55^th occasion of a team winning a T20I when its captain has scored a fifty and also provides the 53^rd occasion of a team winning a T20I when its captain has scored a half century. The following table lists the occasion of a South African captain scoring a fifty in a T20I.

No	Player	Runs	Inns	Opposition	Ground	Start Date
1	GC Smith	61	1	v New Zealand	Johannesburg	21 Oct 2005
2	GC Smith	89*	1	v Australia	Johannesburg	24 Feb 2006
3	GC Smith	71*	2	v Pakistan	Johannesburg	02 Feb 2007
4	GC Smith	88	1	v England	Centurion	15 Nov 2009
5	F du Plessis	63	1	v New Zealand	East London	23 Dec 2012
6	F du Plessis	85	1	v Sri Lanka	Hambantota	06 Aug 2013
7	F du Plessis	58*	1	v Pakistan	Dubai (DSC)	15 Nov 2013
8	AB de Villiers	69*	1	v England	Chittagong	29 Mar 2014
9	F du Plessis	58	1	v India	Dhaka	04 Apr 2014
10	F du Plessis	119	1	v West Indies	Johannesburg	11 Jan 2015
11	F du Plessis	79*	1	v Bangladesh	Dhaka	05 Jul 2015
12	F du Plessis	79	1	v Australia	Johannesburg	06 Mar 2016
13	AB de Villiers	65*	1	v England	Southampton	21 Jun 2017
14	JP Duminy	64*	2	v India	Centurion	21 Feb 2018

It also provides the second occasion of a South Afrian captain scoring a fifty against India in a T20I. Both the occasions are tabulated below. It also represents the highest individual score by a South African captain against Indian in a T20I. The previous best was 58 by F du Plessis at Dhaka on 04.04.14

No	Player	Runs	Inns	Opposition	Ground	Start Date
1	F du Plessis	58	1	v India	Dhaka	04 Apr 2014
2	JP Duminy	64*	2	v India	Centurion	21 Feb 2018