SL Most runs conceded in an innings in T20I

Sr	Player	Ov	W	RCI	Opp	Venue	Date
1	Kasun Rajitha	4.0	0	75	AUS	Adelaide	27 Oct 2019
2	Sanath Jayasuriya	4.0	0	64	PAK	Johannesburg	17 Sep 2007
3	Akila Dananjaya	4.0	3	62	WI	Osbourn	03 Mar 2021
4	Nuwan Pradeep	4.0	2	61	IND	Indore	22 Dec 2017
5	Thisara Perera	4.0	1	58	AUS	Kandy	06 Sep 2016
6	Matheesha Pathirana	4.0	1	56	BAN	Sylhet	04 Mar 2024
7	Isuru Udana	4.0	1	55	ENG	Southampton	26 Jun 2021
8	Dilshan Madushanka	4.0	2	55	IND	Rajkot	07 Jan 2023
9	Lasith Malinga	4.0	0	54	WI	Colombo	07 Oct 2012
10	Wanindu Hasaranga	3.0	0	53	AUS	Perth	25 Oct 2022
11	Akila Dananjaya	4.0	0	53	WI	Osbourn	07 Mar 2021
12	Chamika Karunaratne	4.0	1	52	IND	Rajkot	07 Jan 2023
13	Ajantha Mendis	4.0	0	52	ENG	Chittagong	27 Mar 2014
14	Suranga Lakmal	4.0	0	51	AUS	Kandy	06 Sep 2016
15	Asitha Fernando	4.0	1	51	BAN	Dubai	01 Sep 2022
16	Nuwan Kulasekara	4.0	0	50	IND	Mohali	12 Dec 2009
17	Gayan Wijekoon	4.0	1	50	NZ	Johannesburg	15 Sep 2007
18	Angelo Mathews	3.1	0	49	IND	Mohali	12 Dec 2009
19	Akila Dananjaya	3.4	0	49	IND	Indore	22 Dec 2017
20	Thisara Perera	4.0	2	49	IND	Indore	22 Dec 2017
21	Sachithra Senanayake	4.0	1	49	AUS	Kandy	06 Sep 2016
22	Lahiru Kumara	4.0	1	49	AUS	Melbourne	01 Nov 2019
23	Ruchira Perera	4.0	0	49	NZ	Auckland	26 Dec 2006
24	Isuru Udana	4.0	0	49	SA	Cape Town	25 Jan 2017
25	Lahiru Kumara	3.0	0	48	AUS	Dubai	28 Oct 2021

Sri Lanka Most runs conceded in an innings in T20I Year Wise
2024	2023	2022
2021	2020	2019
2018	2017