Micula (Hebrew:  מיקלה ‎‎ micula'h') is a surname of Ashkenazic Jewish origin.It is most popular in Eastern Europe.
The name dates back in the 17th century,when avoiding percecutation
,many Jews moves to and settled in the East Europe.
The people with the surname Micula are present in Poland,Russia,
Romania,Slovakia,Slovenia,Czech Republic,Ukraina and Moldova (in some countries
being written as Mikula,because of the slavic influence).

Culturally,an Ashkenazi Jew can be identified by the concept of 
Yiddishkeit,which means
"Jewishness" in the Yiddish language. Yiddishkeit is specifically the Jewishness of 
Ashkenazi Jews.
Before the Haskalah and the emancipation of Jews in Europe,this meant the study of 
Torah and Talmud for men,and a family and communal life governed by the observance 
of Jewish Law for men and women.From the Rhineland to Riga to Romania,most Jews
prayed in liturgical Ashkenazi Hebrew,and spoke Yiddish 
in their secular lives.