While searching for more stats on Hartmann I have found some other interesting websites, here is the top Luftwaffe aces:
Top German Aces Kills Comments Medal Unit East West Plane
Erich Hartmann 352 First kill Nov. 1942 KCOSD JG 52 352 - Bf 109
Gerhard Barkhorn 301 120 sorties w/o a kill KCOS JG 52, 6, JV 44 301 - Bf 109
Günther Rall 275 two long injury layoffs KCOS JG 52, 11, 300 272 3 Bf 109
Otto Kittel 267 583 sorties, KIA Feb '45 KCOS JG 54 267 - Fw 190
Walter Nowotny 258 Austrian, KIA Nov '44 KCOSD JG 54, Kdo. Nov. 255 3 Fw 190
Wilhelm Batz 237 - KCOS JG 52 232 5 Bf 109
Erich Rudorffer 222 1000+ sorties, downed
16 times, 12 Me 262 kills KCOS JG 2, 54, 7 136 86 Fw 190
Heinz Bär 220 16 in Me 262, downed 18 times KCOS various 96 124 various
Hermann Graf 211 830+ sorties KCOSD various 201 10 Fw 190
Heinrich Ehler 209 - KCO JG, 5, 7 209 - Bf 109
Theodore Weissenburger 208 500+ sorties,
8 kills with Me 262 KCO JG 77, 5, 7 175 33 Bf 109
Hans Philipp 206 shot down by Robert S. Johnson KCOS JG 76, 54, 1 177 29 Fw 190
Walter Schuck 206 - KCO JG 5, 7 198 8 Bf 109
Anton Hafner 204 - KCO JG 51 184 20 -
Helmut Lipfert 203 - KCO JG 52, 53 199 4 Bf 109
Walter Krupinksi 197 - KCO JG 52 177 20 Bf 109
Anton Hackl 192 - KCOS JG 77 130 62 Bf 109
Joachim Brendel 189 - KCO JG 51 189 - Fw 190
Max Stotz 189 - KCO JG 54 173 16 Fw 190
Joachim Kirschner 188 - KCO JG 3 167 21 Bf 109
Kurt Brändle 180 - KCO JG 53, 3 160 20 Bf 109
Gunther Josten 178 - KCO JG 51 178 - -
Johannes "Macky" Steinhoff 176 - KCOS JG 52 148 28 Bf 109
Günther Schack 174 - KCO JG 51 174 - -
Heinz Schmidt 173 - KCO JG 52 173 - Bf 109
Emil "Bully" Lang 173 18 in one day KCO JG 54 148 25 Fw 190
Adolph Galland 104 - KCOSD JG.26, JG.27, JV.44 - 104 Bf 109, Me 262
Knights Cross (KC) with Oak Leaves (O), Swords (S), and Diamonds (D)