MS Dhoni made his 50^th appearance in one day games against Australia when he played the Adelaide one day international on 15.01.19, to provide the 67^th occasion of a cricketer playing 50 plus matches against a specific opposition in the annals of one day internationals. All such occasions are tabulate below

No	Player	Team	Opp	Mat
1	MS Atapattu	Srl	Ind	52
2	M Azharuddin	Ind	Pak	64
3	M Azharuddin	Ind	Srl	53
4	AR Border	Aus	NZl	52
5	AR Border	Aus	Win	61
6	E Chigumbura	Zim	Ban	55
7	PA de Silva	Srl	Ind	58
8	PA de Silva	Srl	Pak	75
9	MS Dhoni	Ind	Aus	50
10	MS Dhoni	Ind	Srl	66
11	TM Dilshan	Srl	Ind	70
12	R Dravid	Ind	Pak	58
13	SC Ganguly	Ind	Pak	53
14	DL Haynes	Win	Aus	64
15	DL Haynes	Win	Pak	65
16	Ijaz Ahmed	Pak	Ind	53
17	Inzamam-ul-Haq	Pak	Ind	67
18	Inzamam-ul-Haq	Pak	Srl	63
19	Javed Miandad	Pak	Win	64
20	ST Jayasuriya	Srl	Ind	89
21	ST Jayasuriya	Srl	Pak	82
22	DPMD Jayawardene	Srl	Aus	56
23	DPMD Jayawardene	Srl	Ind	87
24	DPMD Jayawardene	Srl	NZl	50
25	DPMD Jayawardene	Srl	Pak	67
26	JH Kallis	RSA	Aus	50
27	BC Lara	Win	Aus	51
28	RS Mahanama	Srl	Pak	52
29	H Masakadza	Zim	Ban	52
30	EJG Morgan	Eng	Aus	52
31	M Muralitharan	Srl	Ind	63
32	M Muralitharan	Srl	Pak	65
33	RT Ponting	Aus	Ind	59
34	RT Ponting	Aus	NZl	51
35	SK Raina	Ind	Srl	55
36	Rameez Raja	Pak	Win	53
37	A Ranatunga	Srl	Ind	56
38	A Ranatunga	Srl	Pak	67
39	JN Rhodes	RSA	Aus	55
40	IVA Richards	Win	Aus	54
41	RB Richardson	Win	Aus	51
42	RB Richardson	Win	Pak	61
43	Saeed Anwar	Pak	Ind	50
44	Saeed Anwar	Pak	Srl	52
45	Saleem Malik	Pak	Ind	52
46	Saleem Malik	Pak	Srl	53
47	KC Sangakkara	Srl	Ind	76
48	KC Sangakkara	Srl	Pak	56
49	V Sehwag	Ind	Srl	55
50	Shahid Afridi	Pak	Ind	67
51	Shahid Afridi	Pak	Srl	72
52	BRM Taylor	Zim	Ban	50
53	SR Tendulkar	Ind	Aus	71
54	SR Tendulkar	Ind	Pak	69
55	SR Tendulkar	Ind	RSA	57
56	SR Tendulkar	Ind	Srl	84
57	WPUJC Vaas	Srl	Ind	61
58	WPUJC Vaas	Srl	Pak	56
59	DL Vettori	NZl	Aus	59
60	CA Walsh	Win	Pak	52
61	Waqar Younis	Pak	Srl	51
62	Wasim Akram	Pak	Srl	59
63	Wasim Akram	Pak	Win	64
64	SR Waugh	Aus	Ind	53
65	SR Waugh	Aus	NZl	60
66	SR Waugh	Aus	Win	50
67	Yuvraj Singh	Ind	Srl	55

MS Dhoni’s 50 appearances against Australia provide the 13^th occasion of Indian cricketer appearing in 50 plus one day internationals against a specific opposition. All such occasions are tabulated below

No	Player	Team	Opp	Mat
1	M Azharuddin	Ind	Pak	64
2	M Azharuddin	Ind	Srl	53
3	MS Dhoni	Ind	Aus	50
4	MS Dhoni	Ind	Srl	66
5	R Dravid	Ind	Pak	58
6	SC Ganguly	Ind	Pak	53
7	SK Raina	Ind	Srl	55
8	V Sehwag	Ind	Srl	55
9	SR Tendulkar	Ind	Aus	71
10	SR Tendulkar	Ind	Pak	69
11	SR Tendulkar	Ind	RSA	57
12	SR Tendulkar	Ind	Srl	84
13	Yuvraj Singh	Ind	Srl	55

It also provides the tenth occasion of a cricketer making 50 plus one day international appearances against Australia. All such occasions are tabulated below.

No	Player	Team	Opp	Mat
1	MS Dhoni	Ind	Aus	50
2	DL Haynes	Win	Aus	64
3	DPMD Jayawardene	Srl	Aus	56
4	JH Kallis	RSA	Aus	50
5	BC Lara	Win	Aus	51
6	EJG Morgan	Eng	Aus	52
7	JN Rhodes	RSA	Aus	55
8	IVA Richards	Win	Aus	54
9	RB Richardson	Win	Aus	51
10	SR Tendulkar	Ind	Aus	71

MS Dhoni became the second Indian cricketer to appear in 50 plus one day internationals against Australia after SR Tendulkar. SR Tendulkar has played 71 one day games against Australia

No	Player	Team	Opp	Mat
1	MS Dhoni	Ind	Aus	50
2	SR Tendulkar	Ind	Aus	71

MS Dhoni has appeared in 50 plus one  day internationals  against two oppositions – against Australia {50} and against Sri Lanka {66}. He became the 20^th cricketer in the history of one day internationals to appear in 50 plus games against two or more specific oppositions. All such occasions are tabulated below.

No	No	Player	Team	Opp	Mat
1	1	DPMD Jayawardene	Srl	Aus	56
	2	DPMD Jayawardene	Srl	Ind	87
	3	DPMD Jayawardene	Srl	NZl	50
	4	DPMD Jayawardene	Srl	Pak	67
2	1	SR Tendulkar	Ind	Aus	71
	2	SR Tendulkar	Ind	Pak	69
	3	SR Tendulkar	Ind	RSA	57
	4	SR Tendulkar	Ind	Srl	84
3	1	SR Waugh	Aus	Ind	53
	2	SR Waugh	Aus	NZl	60
	3	SR Waugh	Aus	Win	50
4	1	M Azharuddin	Ind	Pak	64
	2	M Azharuddin	Ind	Srl	53
5	1	AR Border	Aus	NZl	52
	2	AR Border	Aus	Win	61
6	1	PA de Silva	Srl	Ind	58
	2	PA de Silva	Srl	Pak	75
7	1	MS Dhoni	Ind	Aus	50
	2	MS Dhoni	Ind	Srl	66
8	1	DL Haynes	Win	Aus	64
	2	DL Haynes	Win	Pak	65
9	1	Inzamam-ul-Haq	Pak	Ind	67
	2	Inzamam-ul-Haq	Pak	Srl	63
10	1	ST Jayasuriya	Srl	Ind	89
	2	ST Jayasuriya	Srl	Pak	82
11	1	M Muralitharan	Srl	Ind	63
	2	M Muralitharan	Srl	Pak	65
12	1	RT Ponting	Aus	Ind	59
	2	RT Ponting	Aus	NZl	51
13	1	A Ranatunga	Srl	Ind	56
	2	A Ranatunga	Srl	Pak	67
14	1	RB Richardson	Win	Aus	51
	2	RB Richardson	Win	Pak	61
15	1	Saeed Anwar	Pak	Ind	50
	2	Saeed Anwar	Pak	Srl	52
16	1	Saleem Malik	Pak	Ind	52
	2	Saleem Malik	Pak	Srl	53
17	1	KC Sangakkara	Srl	Ind	76
	2	KC Sangakkara	Srl	Pak	56
18	1	Shahid Afridi	Pak	Ind	67
	2	Shahid Afridi	Pak	Srl	72
19	1	WPUJC Vaas	Srl	Ind	61
	2	WPUJC Vaas	Srl	Pak	56
20	1	Wasim Akram	Pak	Srl	59
	2	Wasim Akram	Pak	Win	64

MS Dhoni has appeared in 50 plus one day internationals against two oppositions – against Australia {50} and against Sri Lanka {66}. He became the third Indian cricketer in the history of one day internationals to appear in 50 plus games against two or more specific oppositions. Others are SR Tendulkar {against four teams} and MA Azharuddin {against two teams}.All such occasions are tabulated below

No	No	Player	Team	Opp	Mat
1	1	SR Tendulkar	Ind	Aus	71
	2	SR Tendulkar	Ind	Pak	69
	3	SR Tendulkar	Ind	RSA	57
	4	SR Tendulkar	Ind	Srl	84
2	1	M Azharuddin	Ind	Pak	64
	2	M Azharuddin	Ind	Srl	53
3	1	MS Dhoni	Ind	Aus	50
	2	MS Dhoni	Ind	Srl	66

MS Dhoni has appeared in 50 plus one day internationals against two oppositions – against Australia {50} and against Sri Lanka {66}. He became the second wicket keeper batsman in the history of one day internationals to appear in 50 plus games against two specific oppositions after KC Sangakkara of Sri Lanka. KC Sangakkara has appeared in 76 games against India and 56 games against Pakistan. All such occasions are tabulated below

No	No	Player	Team	Opp	Mat
1	1	MS Dhoni	Ind	Aus	50
	2	MS Dhoni	Ind	Srl	66
2	1	KC Sangakkara	Srl	Ind	76
	2	KC Sangakkara	Srl	Pak	56