EDIT Arabic comma this character is also used with Thaana and Syriac in modern text
 
 jsw 
ADD NEW PARAGRAPHWIKI
ADD NEWSIMILAR CHARACTERS
COMMA
U+002C
COMMA
ARMENIAN COMMA
U+055D
ARMENIAN COMMA
SINGLE LOW-9 QUOTATION MARK
U+201A
SINGLE LOW-9 QUOTATION MARK
HEAVY SINGLE TURNED COMMA QUOTATION MARK ORNAMENT
U+275B
HEAVY SINGLE TURNED COMMA QUOTATION MARK ORNAMENT
HEAVY SINGLE COMMA QUOTATION MARK ORNAMENT
U+275C
HEAVY SINGLE COMMA QUOTATION MARK ORNAMENT
IDEOGRAPHIC COMMA
U+3001
IDEOGRAPHIC COMMA
 < CHARACTER >  BLOCK PROPERTIES
U+060C ARABIC COMMA
DEUTSCH : ENGLISH