Name/Acronym Generation* Origin Country
R. Chananel 1 Sephardic Tunisia
R. Gershom 1 Ashkenazic Germany
R. Yitzchak Alfasi 2 Sephardic Morocco/Spain
R. Nassan (Aruch) 2 Ashkenazic Italy
Ibn Pakudah 2 Sephardic Spain
Rashi 3 Ashkenazic France/Germany
Ibn Ezra 3 Sephardic Spain
R. Judah HaLevi 3 Sephardic Spain
Rashbam 4 Ashkenazic France
Rabbeinu Tam 4 Ashkenazic France
Rambam 5 Sephardic Spain/Egypt
Raavad III 5 Provence France
R.Zerachiah HaLevi 5 Provence France
R. David Kimchi 6 Provence France
Baalei Tosafos# 6 Ashkenazic France/Germany
Ramban 7 Sephardic Spain/ Eretz Israel
R. Jonah 7 Sephardic Spain
R. Meir of Rothenberg 7 Ashkenazic Germany
R. Asher (Rosh) 8 Ashkenazic Germany/Spain
Meiri 8 Provence France
Rashba 8 Sephardic Spain
Ritva 9 Sephardic Spain
R. Nissim (Ran) 9 Sephardic Spain
Baal HaTurim# 9 Ashkenazic Germany/Spain
R. Y. Isserlein 10 Ashkenazic Germany/Austria

Note:
#Name of commentary.
*Based on Mavo Shearim, R. M. Bergman, p. 68.