Conny Clara Aerts, born 26 January 1966, is a Belgian (Flemish) professor in astrophysics.

She is associated with KU Leuven and Radboud University, where she leads the Chair in the Astroseismology group.

With these techniques she has made a number of discoveries, including that of non-non-rigid rotation in giant stars.

[1][8] Aerts has twice been awarded an Advanced Grant by the European Research Council (ERC): in 2008 for PROSPERITY, and again in 2015 for a project entitled MAMSIE[12] (Mixing and Angular Momentum Transport of Massive Stars).

[13] She is outspoken about the need to increase gender equality in the sciences,[13] and is a member of the International Astronomical Union Women in Astronomy Working Group.