The pairing of names as in Yechiel Michel happens a lot. It is almost like Dov Ber, or Aryeh Leib.
Unfortunately, some people misinterpret the Michel part, that is sort of a nickname for the Yechiel, and think that the person's name was Michael. They are NOT equivalent.
Beverly Hills, CA
Researching: GOLDMAN, STEINER, LANGER, GLÜCKSMAN, STOTTER in various parts of Galicia, Poland
(Nowy Targ, Nowy Sanz, Wachsmund, Dembno, Lapuszna, Krakow, Ochotnica) who migrated into Kezmarok or
nearby towns in northern Slovakia and Czech Republic (i.e., those who lived/had businesses in Moravska Ostrava);
GOLDSTEIN in Sena or Szina, Szkaros and Kosice, Slovakia; Tolcsva and Tokaj, Hungary.
GOLDBERG, TARNOWSKI in Chmielnik and KHANISHKEVITCH in Kielce, Poland