Credits to this Thread. Only people with 100k+ Replays watched by Others are listed. There might be errors and I may have to add people that i didn't find or forget, so please help me with it! 
Numbers are from 2017-12-31
I'll add names, but i wont update numbers every week, maybe every third month or so i don't know yet
By Country:
Japan
1.
rrtyui - 3,209,824
2. SiLviA - 662,632
3. azuraer - 453,238
4. Recia - 443,680
5. Emperorpenguin83 - 405,575
6. mugio3 - 296,248
7. Gokuri - 279,757
8. kanopu - 272,148
9. _yu68 - 234,801
10. Sinch - 232,829
11. val0108 - 231,025
12. BluOxy - 207,905
13. soparu - 205,144
14. PeaChick - 194,167
15. asuasu_yura - 193,990
16. taNa - 168,042
17. read00001234 - 164,887
18. TTTL - 154,624
19. KeigoClear - 151,456
20. Riclon - 150,247
21. kuu01 - 142,849
21. kenji - 132,148
22. Flute - 131,747
23. serea -125,173
24. Twintail -109,833
25. LemonWater - 101,744
26. Rizzo - 101,691
Korea
1.
Cookiezi - 7,590,974 (added numbers before ban)
3. ExGon - 1,376,626 (osu!standard and Catch the Beat!)
1. jhlee0133 - 1,055,708
2. firebat92 - 695,931
4. Bikko - 592,403
5. Yaong - 587,885
6. [ Beatrice ] - 552,069
7. sayonara-bye - 495,783
8. BinJip - 396,367
9. Reimu-Desu - 381,231
10. Dungeon - 316,289
11. Remilia-Scarlet - 265,545 (osu!standard and osu!mania)
12. jakads - 247,004
13. CheEZ - 238,869
14. ExpertBOT -223,991
15. Reisen Udongein - 202,342
16. Icsia - 194,251
17. mjj741 - 159,309
18. M A I D - 150,335
19. KiRiKaRu - 143,845
20. KaODia - 131,083
21. Sua - 114,736
22. Cinia Pacifica - 112,316
23. M O O N - 105,999
24. Mecarl - 102,376
25. Ohzero - 100,054
USA
1.
Toy - 822,055
2. Jeby - 508,595
3. Vaxei - 370,276
4. bro_gamer72 - 319,687
5. Axarious - 306,307
6. SapphireGhost - 264,006
7. HappyStick - 223,267
8. Xilver - 172,845
9. aefrogdog - 155,202
10. Lybydose - 113,075
11. kablaze - 109,817
12. Kaoru - 107,472
Poland
1.
WubWoofWolf - 6,188,436
2. Rafis - 1,457,416
3. Niko - 609,807
4. Adamqs - 361,356
5. ShaggoN - 359,864
6. Wilchq - 206,043
7. fartownik - 113,191
Germany
1.
ShadowSoul - 574,394
2. cptnXn - 247,075
3. Fatfan Kolek - 200,281
4. Beafowl - 121,318
5. Epiphany - 104,945
6. Dustice - 100,010
China
1.
rustbell - 417,929
2. Dsan - 251,126
3. Maple - 179,313
4. wobeinimacao - 150,172
5. N a n o - 133,132
6. Ana_Coppola - 106,479
Russia
1.
lncognito - 520,487
2. _index - 491,246
3. -cr1mmy- - 239,522
4. talala - 130,752
5. BeMoNcHiK - 112,172
Taiwan
1.
hvick225 - 2,112,474
2. Rucker - 1,213,504
3. GH_CHAIKA - 495,123
4. kevin3333g - 302,273
5. Uan - 137,807
France
1.
filsdelama - 304,341
2. Xalph - 242,321
3. NerO - 227,201
4. Ekoro - 200,515
Canada
1.
brainslugs - 357,124
2. Azer - 342,552
3. FunOrange - 168,497
Norway
1.
-GN - 515,272
2. CXu - 285,251
3. MillhioreF - 246,575
United Kingdom
1.
Doomsday - 414,477
2. Spare - 215,059
3. Pinkie Pi - 130,199
Argentina
1.
Darksonic - 141,864
2. VelperK - 135,349
Brazil
1.
Mismagius - 110,107
2. Fenrir - 106,014
Thailand
1.
Mikkuri - 108,493
2. nowsmart - 107,231
Malaysia
1.
Gon - 158,590
2. xsrsbsns - 103,798
Netherlands
1.
Lesjuh - 106,195
2. GladiOol - 100,415
Italy
1.
Chewin - 107,630
2. Andrea - 102,349
Finland
1.
thelewa - 881,957
Sweden
1.
Haxwell - 588,183
Hong Kong
1.
Accurian - 324,932
Romania
1.
Rohulk - 304,343
Chile
1.
Mesita - 277,345
Latvia
1.
Forseen - 226,748
Mexico
1.
Nitro - 205,362
New Zealand
1.
IQ166 - 128,255
Singapore
1.
Emilia - 127,385
Uruguay
1.
H1ko - 122,395
Numbers are from 2017-12-31
I'll add names, but i wont update numbers every week, maybe every third month or so i don't know yet
Top 50 most Replays watched by Others:
1. Cookiezi - 7,590,974 (added numbers before ban)
2. WubWoofWolf - 6,188,461
3. rrtyui - 3,209,832
4. hvick225 - 2,112,477
5. Rafis - 1,457,426
6. ExGon - 1,376,626 (osu!standard and Catch the Beat!)
7. Rucker - 1,213,510
8. jhlee0133 - 1,055,708
9. thelewa - 881,957
10. Toy - 822,055
11. firebat92 - 695,931
12. SiLviA - 662,633
13. Niko - 609,807
14. Bikko - 592,404
15. Haxwell - 588,183
16. Yaong - 587,893
17. ShadowSoul - 574,396
18. [ Beatrice ] - 552,069
19. lncognito - 520,487
20. -GN - 515,272
21. Jeby - 508,595
22. sayonara-bye - 495,784
23. GH_CHAIKA - 495,123
24. _index - 491,249
25. azuraer - 453,240
26. Recia - 443,684
27. rustbell - 417,929
28. Doomsday - 414,477
29. Emperorpenguin83 - 405,575
30. BinJip - 396,367
31. Reimu-Desu - 381,231
32. Vaxei - 370,276
33. Adamqs - 361,356
34. ShaggoN - 359,864
35. brainslugs - 357,124
36. Azer - 342,552
37. Accurian - 324,932
38. bro_gamer72 - 319,687
39. Axarious - 306,307
40. Rohulk - 304,343
41. filsdelama - 304,341
42. kevin3333g - 302,273
43. mugio3 - 296,248
44. CXu - 285,251
45. Gokuri - 279,757
46. Mesita - 277,345
47. Remilia-Scarlet - 265,545 (osu!standard and osu!mania)
48. SapphireGhost - 264,006
49. Dsan - 251,126
50. cptnXn - 247,075
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Italy
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Finland
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Sweden
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Hong Kong
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Romania
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Chile
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Latvia
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Mexico
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New Zealand
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Singapore
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Uruguay
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