Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_12266757_1 (mens_singles VARCHAR, mixed_doubles VARCHAR)

### Question ###
Who won the Mens Singles when the Mixed doubles went to Stellan Mohlin Kerstin Ståhl , Aik?

### Accurate SQL ###

SELECT mens_singles FROM table_12266757_1 WHERE mixed_doubles = "Stellan Mohlin Kerstin Ståhl , AIK"