http://opulentdemos.us/demonames/demosearch.php

All players from all games
-- multi-player only
-- HL/CS games don't have relevant player information
-- number of demos as of 12/02/15:

  12956 ---
   7736 ---
   4361 ---
   2946 crond
   2732 mj
   2676 rasta
   2651 nph
   2633 maxis
   2597 purri
   2393 unnamed
   2362 zmbie
   2284 hal
   2236 nekbar
   2005 rapha
   1966 dahang
   1966 cypher
   1942 urban
   1858 oflyt
   1815 cooller
   1782 furbison
   1731 memphis
   1659 testos
   1637 turbo
   1625 moogwai
   1583 locktar
   1567 feffe
   1509 bogojoker
   1493 damiah
   1479 northernlights
   1474 bps
   1448 yamazaki
   1374 spz
   1372 zero
   1358 kllsen
   1342 evil
   1329 dev
   1318 bulat
   1306 ---
   1300 sparte
   1293 strenx
   1288 urb
   1197 chance
   1188 dez
   1185 goldenhorse
   1169 kojak
   1157 diehuman
   1152 sothis
   1148 quaker
   1138 fazz
   1133 dkt
   1097 drk
   1079 padawan
   1076 solo
   1075 xbot
   1060 confy
   1057 dcpredator
   1034 razer
   1033 stebo
   1024 pni
   1024 fist
    980 henu
    978 raket
    977 baksteen
    969 milton
    958 rikoll
    957 cream
    949 kattenbak
    939 sietse
    931 lurq
    916 karnage
    912 stromgrom
    911 atrophy
    908 tay
    893 vadimlamo
    890 demn
    886 mogui
    880 ivan
    873 blooddogdp
    818 cosmos
    809 meza
    792 tox
    781 poda
    762 chaticz
    758 thorreborre
    754 jonathan
    750 chaos
    743 mako
    729 crazydueler
    715 goob
    706 vo
    704 fox
    698 czm
    697 pengu
    696 sparks
    696 nsx
    693 prophy
    677 drksun
    675 yeastiality
    675 noctis
    673 timon
    665 dopas
    660 stermy
    660 pavel
    657 zdet
    656 kingpin
    650 agent
    648 named
    646 pernanmaistaja
    643 slowking
    641 zak
    637 norules
    634 bolec
    630 davis
    629 praxismo
    621 carapace
    612 helltigerde
    610 locust
    605 mushi
    601 fukip
    581 tet
    580 etty
    578 sem
    574 reppie
    573 ins
    569 spaulding
    569 firebot
    568 guigui
    564 razor
    561 isbjorn
    558 matrix
    555 achi
    554 zzzz
    553 klice
    548 himmu
    547 daler
    540 rey
    540 griffin
    538 thor
    537 nitrino
    535 paradoks
    533 mrberzerko
    528 stiv
    526 leszny
    521 rev
    520 ash
    514 marc
    513 bpatela
    512 sideofdeath
    509 bolwind
    501 meshuggah
	
	

Quake

   2946 crond
   2726 mj
   2674 rasta
   2651 nph
   2633 maxis
   2382 unnamed
   2362 zmbie
   2236 nekbar
   1942 urban
   1858 oflyt
   1782 furbison
   1659 testos
   1634 turbo
   1625 moogwai
   1583 locktar
   1567 feffe
   1509 bogojoker
   1479 northernlights
   1474 bps
   1448 yamazaki
   1374 spz
   1318 bulat
   1288 urb
   1253 dev
   1186 dez
   1185 goldenhorse
   1157 diehuman
   1148 quaker
   1093 drk
   1075 xbot
   1060 confy
   1057 dcpredator
    980 henu
    978 raket
    969 milton
    958 rikoll
    949 kattenbak
    949 cream
    931 lurq
    912 stromgrom
    911 atrophy
    893 vadimlamo
    886 mogui
    878 ivan
    873 blooddog
    818 cosmos
    809 meza
    758 thorreborre
    751 jonathan
    715 goob
    711 chaos
    697 pengu
    677 drksun
    673 yeastiality
    673 timon
    665 dopas
    657 zdet
    648 named
    646 pernanmaistaja
    637 norules
    634 kingpin
    634 bolec
    621 carapace
    610 locust
    610 helltigerde
    605 mushi
    601 fukip
    581 tet
    577 sem
    574 reppie
    555 achi
    554 zzzz
    553 klice
    548 himmu
    535 thor
    535 paradoks
    533 mrberzerko
    530 matrix
    528 stiv
    526 solo
    519 rev
    512 marc
    508 bolwind
    501 meshuggah

Quake2

   2438 purri
   1670 damiah
    561 isbjorn
    542 scooby
    334 numavezi
    326 sol
    312 naymlis
    303 norman
    297 warrior
    283 optimus
    281 psm
    275 adrenaline
    261 goat
    261 syanid
    251 playok
    242 aid
    240 welkin
    232 zet
    232 david
    225 cleaner
    223 megherz
    221 prto
    214 gerdt
    210 haunted
    205 niggy
    200 barton
    195 dahang
    193 ivers
    188 zonbg
    186 provi
    183 lucas
    182 detina
    175 odium
    175 adam
    174 zyga
    174 alexj
    173 padonkas
    172 kinex
    172 cold
    165 covell
    155 dean
    151 kiru
    150 maq
    149 michaq
    149 assasin
    148 wst
    148 ceba
    145 fasadin

Quake3

   2238 hal
   1079 padawan
   1034 razer
    581 zero
    515 daler
    379 gellehsak
    353 czm
    319 rat
    312 kllmas
    303 elpajuo
    260 vo
    251 unnamedplayer
    244 kllsen
    412 cooller
    372 cypher
    208 memphis
    205 spartie
    364 fox
    190 lugia
    187 fazz
    184 avk
    182 noctis
    180 jibo
    179 nike
    179 zmuz
    174 czm
    173 makaveli
    172 chaticz
    170 death
    154 unicorn
    148 fiend
    146 polosatiy
    146 griffin
    143 vampre
    139 danmer

Quake4

    113 cypher
    148 toxjq
    121 purri
     98 cooller
     97 avk
     85 falcuma
     74 dahang
     53 garpy
     52 winz
     51 forever
     42 chance
     60 stermy
     39 fojji
     37 sorax
     36 hunter
     33 impulse
     28 naymlis
     26 zearth
     26 sombra
     25 lostcauze
     23 draven
     23 socrates
     22 krysa
     22 klz
     22 fatalty
     20 kllsen

Quakelive

   1939 rapha
   1811 cypher
   1689 dahang
   1512 cooller
   1330 kllsen
   1271 sparte
   1260 strenx
   1243 evil
   1152 sothis
   1127 dkt
   1096 chance
   1024 pni
   1004 ztntourney
    978 fist
    970 baksteen
    939 sietse
    914 fazz
    888 demn
    760 tox
    729 crazydueler
    696 sparks
    695 nsx
    693 prophy
    660 pavel
    643 slowking
    634 zak
    631 zero
    623 stermy

Duke3d

   1518 memphis
   1169 kojak
   1033 stebo
    782 tay
    781 poda
    743 mako
    677 karnage
    569 spaulding
    568 guigui
    543 solo
    359 maato
    347 arpod
    344 drdeath
    341 juras
    338 spritian
    321 myerz
    320 cheeze
    281 bottoms
    277 ferox
    252 lmfao