Inspired by this.

Mine:

1. Kanye West
2. Drake
3. Bruno Mars
4. will.i.am
5. Eminem
6. Lil' Wayne
7. Robin Thicke
8. Zedd
9. Calvin Harris
10. Jason Derulo

Solo acts only:

01. Will Young (826p) [#15 overall]
02. Luke Bryan (704p) [#18 overall]
03. Bruno Mars (649p) [#20 overall]
04. Robbie Williams (645p) [#21 overall]
05. Cheyenne Jackson (415p) [#32 overall]
06. Gotye (398p) [#33 overall]
07. Justin Timberlake (395p) [#35 overall]
08. Darren Criss (383p) [#36 overall]
09. Ne-Yo (220p) [#50 overall]
10. Sam Smith (168p) [#56 overall]

LastFM | Since May 2012

01. Jake Bugg
02. Justin Timberlake
03. Justin Bieber
04. Drake
05. Michael Bublé
06. Ed Sheeran
07. Luke Bryan
08. Måns Zelmerlöw
09. Kris Allen
10. David Cook

01. David Bowie
02. Twin Shadow
03. Iggy Pop
04. Blood Orange
05. Frank Ocean
06. The Weeknd
07. Sufjan Stevens
08. Patrick Wolf
09. Beirut
10. Autre Ne Veut

Tiziano Ferro 34056
Darren Hayes 8425
Blake Lewis 7166
Kris Allen 4119
Adam Lambert 2854
Stromae 802
Luca Carboni 790
Josh Groban 635
Jovanotti 547
Naughty Boy 546

1. Usher
2. Ne-Yo
3. Jason Derulo
4. Taio Cruz
5. Michael Jackson
6. Chris Brown
7. R Kelly
8. Jamie Foxx
9. Jay Sean
10. T-Pain

According to my last.fm

That will be really hard since most males I listen are not solos. But let me try.

Solo only:

Jeff Buckley
Bon Iver
Kanye West
John Mayer
Leonard Cohen
Marvin Gaye
Frank Ocean
Justin Timberlake
Chris Isaak
John Legend

Putting their overall position on my last.fm

3. Calibre 50 (1985 plays)
4. John Mayer (1853 plays)
5. Kinto Sol (1654 plays)
6. Wisin & Yandel (1637 plays)
7. Trey Songz (1341 plays)
8. Maroon 5 (1177 plays)
9. Julion Alvarez (863 plays)
10. Foster The People (859 plays)
12. Avenged Sevenfold (794 plays)
13. Fall Out Boy (756 plays)

According to my Last.fm:

1. John Legend
2. Justin Timberlake
3. Chris Brown
4. Kanye West
5. Usher
6. Drake
7. JAY Z
8. Miguel
9. Ne-Yo
10. Frankmusik

Edit: Solo only.

Since November 2013

1. Caetano Veloso
2. David Bowie
3. Patrick Wolf
4. Leonard Cohen
5. Kanye West
6. Mac DeMarco
7. Morrissey
8. Panda Bear
9. Lou Reed
10. Jónsi

According to my last.fm

1. Drake
2. Robbie Williams
3. David Guetta
4. You Me At Six
5. Jake Miller
6. Jake Bugg
7. Lil Wayne
8. Olly Murs
9. Noel Gallaghers High Flying Birds
10. Kanye West

last.fm:

alex goot
david archuleta
tyler ward
owl city
sam tsui
david cook
joel piper
the ready set
corey gray
jake coco

Groups:

01. Bastille
02. SHINee
03. EXO-K
04. The Weeknd
05. TVXQ!
06. Drake
07. The 1975
08. Childish Gambino
09. One Direction
10. BTS

Solo:

01. The Weeknd
02. Drake
03. Childish Gambino
04. Stromae
05. Kanye West
06. PARTYNEXTDOOR
07. A$AP Rocky
08. Chris Brown
09. Ed Sheeran
10. Kid Ink

Since April 2013

1. The Vamps (64)
2. Jason Derulo (52)
3. J. Cole (48)
4. Drake (44)
5. Justin Bieber (37)
6. Kanye West (26)
7. Jay-Z & Kanye West (16)
8. Robbie Williams (15)
9. Jay Sean (14)
10. Duke Dumont (7)

& by comparison, my top 10 females since April 2013

1. Nicki Minaj (10,029)
2. Kylie Minogue (2315)
3. Rihanna (1772)
4. Britney Spears (1742)
5. Arlissa (1447)
6. Beyonce (1236)
7. Dannii Minogue (1227)
8. Lady Gaga (965)
9. Demi Lovato (917)
10. Katy Perry (826)