In recorded Gallup polls since 1953, men and women say they prefer to work for a male boss than a female boss. In a 1953 Gallup poll, 66% of those asked said they would prefer working for a man than for a woman.
The statistics have changed dramatically since then, the number of respondents stating that they would prefer working for a woman has almost equal to those for a man in 2017 survey.
As per this trend, Americans No Longer Prefer Male Boss to Female Boss.