There is no public information available about Michelle Nieken's nicknames.
Michelle Osorio goes by Michelle Kenobi.
Yes there are just go to google images and type in Michelle Obama Pregnant
Michelle Madrigal goes by Mich.
Michelle Malik goes by Mickey.
Michelle Malkin goes by Micki.
Michelle LaRue goes by Shelley.
Michelle Juett goes by Shelldragon.
Michelle Jeanmard goes by Micky.
Michelle Kittrell goes by Kitty.
Michelle Hotaling goes by Mich.
Michelle Bernstein goes by Michy.