The family was originally named by Halszka Osmólska and Roniewicz in 1970, including only the type genus Deinocheirus. In a 2014 study by Yuong-Nam Lee and colleagues and published in the journal Nature, it was found that Deinocheiridae was a valid family. Lee et al.
The classification was initially proposed by Halszka Osmólska and Roniewicz in 1970, focusing solely on the genus Deinocheirus. A later study by Yuong-Nam Lee and colleagues in 2014, published in Nature, established that Deinocheiridae is a genuine family. Lee et al.