No, a person has never been in a black hole. Black holes are regions of spacetime with gravitational forces so strong that nothing, not even light, can escape from them. If someone were to approach a black hole, they would experience extreme tidal forces due to the immense gravitational pull. This process, often described as ‘spaghettification’, would stretch and compress objects as they get closer to the black hole’s event horizon, ultimately destroying them.
Moreover, black holes are located very far from Earth, making them physically inaccessible to any human. Current space missions and technologies do not allow us to travel anywhere near the distances required to even reach the vicinity of a black hole. Therefore, while scientists can observe black holes and study them through indirect means, no human has ever ventured into a black hole.