Classify\State the main types among these prominent Russian Germans.

[Not a Cop]

They are all from the famous painting made by Ilya Repin (https://en.wikipedia.org/wiki/Ilya_Repin) named Solemn Meeting of the State Council of 7 May 1901.

Some of them are German only, some are mixed. Here is the painting:

https://upload.wikimedia.org/wikipedia/commons/4/46/Repin_state_council.jpg



1.Eduard Wassiljewitsch Frisch

http://upload.wikimedia.org/wikipedia/commons/thumb/8/87/EV_Frish.jpg/220px-EV_Frish.jpg
http://img0.liveinternet.ru/images/attach/c/2/74/664/74664804_Frish_YEduard_Vasilevich.jpg
http://ic.pics.livejournal.com/baronet65/15191435/294583/original.jpg

2. Konstantin Ivanovich von der Pahlen

http://upload.wikimedia.org/wikipedia/commons/7/7d/Count_Konstantin_Ivanovich_Pahlen.jpeg
http://sud.ua/img/publications/8/36675/300x900_1341612378.jpg
http://megabook.ru/stream/mediapreview?Key=%D0%9F%D0%B0%D0%BB%D0%B5%D0%BD%20 %D0%9A%D0%BE%D0%BD%D1%81%D1%82%D0%B0%D0%BD%D1%82%D 0%B8%D0%BD%20%D0%98%D0%B2%D0%B0%D0%BD%D0%BE%D0%B2% D0%B8%D1%87&Width=200

3.Khristofor Khristoforovich Roop.

http://upload.wikimedia.org/wikipedia/commons/thumb/2/2f/Roop_Khristofor_Khristoforovich.jpg/200px-Roop_Khristofor_Khristoforovich.jpg
http://regiment.ru/bio/R/64-1.jpg
http://www.misto.odessa.ua/images/2011/12/roop.jpg

4.Otto Borisovich von Richter

http://statehistory.ru/books/Detskiy-mir-imperatorskikh-rezidentsiy--Byt-monarkhov-i-ikh-okruzhenie/i_033.jpg
http://upload.wikimedia.org/wikipedia/commons/thumb/2/25/Richter_Otton_Borisovitch.jpg/250px-Richter_Otton_Borisovitch.jpg
http://sevastopol.net.ua/person/uploads/images/rst/rihter.jpg

5.Magnus Karl von Taube

http://upload.wikimedia.org/wikipedia/commons/a/a7/Baron_Maxim_A._Taube.jpeg
http://img-fotki.yandex.ru/get/9361/97833783.4b5/0_b7795_3b27e8d7_XXXL.jpg
http://bloodyhawks.ru/album_files/thumb/1275628470-1248_0.jpg

[Not a Cop]

6.Vladimir Nikolayevich Lamsdorf

http://upload.wikimedia.org/wikipedia/commons/thumb/1/1e/Lambsdorf_Vladimir_(1844-1907).jpg/270px-Lambsdorf_Vladimir_(1844-1907).jpg
http://citaty.su/wp-content/uploads/2012/11/lampsdorf.jpg

7.Roman Alexandrovich Disterlo

http://upload.wikimedia.org/wikipedia/commons/thumb/7/7c/Disterlo_Roman_Alexandrovich.jpg/250px-Disterlo_Roman_Alexandrovich.jpg

8.Vladimir Mikhailovich Mengden

http://ic.pics.livejournal.com/anna_plisetski/41479686/27245/27245_original.jpg
http://photos.geni.com/p13/ff/86/c9/b2/5344483a16979c29/pis89tuq_medium.jpg

9.Feodor Turner

http://www.kaznatoday.ru/upload/403905208271269238.png
http://upload.wikimedia.org/wikipedia/commons/3/3d/Turner_by_Repin.jpg

10. Oscar Kremer

http://krymology.info/images/thumb/b/bf/%D0%A3%D1%81%D1%8B%D0%BF%D0%B0%D0%BB%D1%8C%D0%BD%D 0%B8%D1%86%D0%B0_%D0%B0%D0%B4%D0%BC%D0%B8%D1%80%D0 %B0%D0%BB%D0%BE%D0%B2_54.gif/200px-%D0%A3%D1%81%D1%8B%D0%BF%D0%B0%D0%BB%D1%8C%D0%BD%D 0%B8%D1%86%D0%B0_%D0%B0%D0%B4%D0%BC%D0%B8%D1%80%D0 %B0%D0%BB%D0%BE%D0%B2_54.gif
http://kronvestnik.ru/img/uploads/2013/12/%D0%BA%D0%BE%D0%BF%D0%B8%D1%8F%D0%9A%D0%A0%D0%95%D 0%9C%D0%95%D0%A0_%D0%9E.%D0%9A.jpg

[Not a Cop]

11. Nikolai Gerard.

http://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Nikolay_Gerard.jpg/220px-Nikolay_Gerard.jpg
http://upload.wikimedia.org/wikipedia/commons/thumb/3/33/Nikolay_Nikolaevich_Gerard.jpg/200px-Nikolay_Nikolaevich_Gerard.jpg

12. Vladimir Frederiks
http://upload.wikimedia.org/wikipedia/commons/thumb/4/43/Vladimir_Frederiks.jpg/200px-Vladimir_Frederiks.jpgVladimir Frederiks.
http://4.bp.blogspot.com/_dHMUkWjxiWM/S2OmobUJkmI/AAAAAAAAD4E/lDjpCIBgaPo/s640/CountFredericks.jpg
http://www.rulex.ru/rpg/WebPict/fullpic/0013-054.jpg

13. Sergei Witte

http://www.tonnel.ru/gzl/771641150_tonnel.gif
http://www.bizslovo.org/content/images/stories/torop/istoriya_nikopolya/mendeleev_investicii_vitte_01.jpg
http://russian7.ru/wp-content/uploads/2014/03/2bb25a9c-f421-402d-aa95-96b819e5fcd3.jpg

14. Alexander Timroth
http://upload.wikimedia.org/wikipedia/ru/thumb/4/47/Alexander-Grigorev-Timroth-1865-1944.jpg/215px-Alexander-Grigorev-Timroth-1865-1944.jpg

15.Alexander Petrovich of Oldenburg

http://img-fotki.yandex.ru/get/6614/4521804.56/0_71210_dfb8e844_L.jpg
http://genrogge.ru/isj/illustrations/oldenburg-ap-1910.jpg
http://s005.radikal.ru/i211/1102/1e/513100f4c910.png

[Not a Cop]

16.Iliodor Rozing

http://tatiskray.ru/vids/4-112-1.jpg

17. Vyacheslav Pleve

http://dic.academic.ru/pictures/enc_biography/m_24299.jpg

18. Uliy Ixkul fon Gildenbandt

https://upload.wikimedia.org/wikipedia/commons/f/f0/Ixkul_fon_Gildenbandt_Uliy_Alexandrovich.jpg
https://upload.wikimedia.org/wikipedia/commons/f/fb/%D0%98%D0%BA%D1%81%D0%BA%D1%83%D0%BB%D1%8C.jpg

19. Alexander Ikskul von Hildenbandt

https://upload.wikimedia.org/wikipedia/commons/6/67/Alexander_A._Ikskul_von_Hildenbandt.jpeg

[Cern]

I think, they mostly Dinarid + some else, but Feodor Turner especially Dinarid.

[końrafał]

looks romanian