DJ Malan of England scored 55 against New Zealand in the third T20I at Nelson on 05.11.19 to provide the 30^th occasion of an England’s opening batsman scoring a fifty in a T20I.  All such occasions are tabulated below

No	Player	Runs	Inns	Opposition	Ground	Start Date
1	ME Trescothick	72	2	v Sri Lanka	Southampton	15 Jun 2006
2	ME Trescothick	53	1	v Pakistan	Bristol	28 Aug 2006
3	DL Maddy	50	2	v New Zealand	Durban	18 Sep 2007
4	IR Bell	60*	2	v New Zealand	Manchester	13 Jun 2008
5	LJ Wright	71	1	v Netherlands	Lord’s	05 Jun 2009
6	RS Bopara	55	1	v West Indies	The Oval	15 Jun 2009
7	C Kieswetter	63	2	v Australia	Bridgetown	16 May 2010
8	AD Hales	62*	2	v West Indies	The Oval	23 Sep 2011
9	C Kieswetter	58*	2	v West Indies	The Oval	23 Sep 2011
10	KP Pietersen	62*	1	v Pakistan	Abu Dhabi	27 Feb 2012
11	AD Hales	99	2	v West Indies	Nottingham	24 Jun 2012
12	C Kieswetter	50	1	v South Africa	Birmingham	12 Sep 2012
13	AD Hales	68	2	v West Indies	Pallekele	27 Sep 2012
14	AD Hales	56	1	v India	Pune	20 Dec 2012
15	MJ Lumb	50	2	v India	Mumbai	22 Dec 2012
16	MJ Lumb	53*	2	v New Zealand	Wellington	15 Feb 2013
17	AD Hales	80*	2	v New Zealand	Wellington	15 Feb 2013
18	AD Hales	94	1	v Australia	Chester-le-Street	31 Aug 2013
19	MJ Lumb	63	1	v West Indies	Bridgetown	13 Mar 2014
20	AD Hales	116*	2	v Sri Lanka	Chattogram	27 Mar 2014
21	AD Hales	66	2	v Sri Lanka	The Oval	20 May 2014
22	JJ Roy	78	2	v New Zealand	Delhi	30 Mar 2016
23	JC Buttler	73*	2	v Sri Lanka	Southampton	05 Jul 2016
24	JJ Roy	67	2	v South Africa	Taunton	23 Jun 2017
25	JC Buttler	61	1	v Australia	Birmingham	27 Jun 2018
26	JC Buttler	69	1	v India	Manchester	03 Jul 2018
27	JJ Roy	67	1	v India	Bristol	08 Jul 2018
28	JJ Roy	69	1	v Sri Lanka	Colombo (RPS)	27 Oct 2018
29	JM Bairstow	68	2	v West Indies	Gros Islet	05 Mar 2019
20	DJ Malan	55	2	v New Zealand	Nelson	05 Nov 2019

It also provides the sixth occasion of an England opening batsman scoring a fifty against New Zealand in a T20I. All such occasions are tabulated below.  It is interesting to note that all these six fifties have been scored when England is batting second in a game

No	Player	Runs	Inns	Opposition	Ground	Start Date
1	DL Maddy	50	2	v New Zealand	Durban	18 Sep 2007
2	IR Bell	60*	2	v New Zealand	Manchester	13 Jun 2008
3	MJ Lumb	53*	2	v New Zealand	Wellington	15 Feb 2013
4	AD Hales	80*	2	v New Zealand	Wellington	15 Feb 2013
5	JJ Roy	78	2	v New Zealand	Delhi	30 Mar 2016
6	DJ Malan	55	2	v New Zealand	Nelson	05 Nov 2019