Ishan Kishan of India scored 59 on his one day debut against Sri Lanka at Col-RPS on 18 Jul 2021 to provide the ninth occasion of a wicket keeper batsman scoring a fifty on debut in one day internationals. All such occasions are tabulated below

No	Player	Runs	I	Team	Opp	Ground	Start Date
1	A Flower	115*	1	Zim	Srl	N Plymouth	23 Feb 1992
2	SS Karim	55	2	Ind	RSA	Bloemfontein	23 Jan 1997
3	MS Wade	67	1	Aus	Ind	Melbourne	05 Feb 2012
4	SP Patil	99*	2	UAE	Sco	Lincoln	01 Feb 2014
5	R Mutumbami	64	2	Zim	Afg	Bulawayo	24 Jul 2014
6	Afsar Zazai	60	1	Afg	UAE	ICCA Dubai	28 Nov 2014
7	BT Foakes	61*	2	Eng	Ire	Dublin-M	03 May 2019
8	R Gurbaz	127	1	Afg	Ire	Abu Dhabi	21 Jan 2021
9	Ishan Kishan	59	2	Ind	Srl	Col-RPS	18 Jul 2021

It also provides the seconc occasion of an Indian wicket keeper batsman performing such a feat in one day internationals. Both such occasions are tabulated below

No	Player	Runs	I	Team	Opp	Ground	Start Date
1	SS Karim	55	2	Ind	RSA	Bloemfontein	23 Jan 1997
2	Ishan Kishan	59	2	Ind	Srl	Col-RPS	18 Jul 2021

It also provides the second occasion of a wicket keeper batsman performing such a feat in one day internationals against Sri Lanka. Both such occasions are tabulated below

No	Player	Runs	I	Team	Opp	Ground	Start Date
1	A Flower	115*	1	Zim	Srl	N Plymouth	23 Feb 1992
2	Ishan Kishan	59	2	Ind	Srl	Col-RPS	18 Jul 2021