Neugebauer was born in Görlitz and grew up in Stuttgart from the age of six weeks onwards.[4][5] His mother, Diana, is from Germany, and his father, Terrance, is a football player from Cameroon.[6][5] He has one sister.[7]
Neugebauer joined the athletics club LG Leinfelden-Echterdingen, south of Stuttgart.[8] He moved to the University of Texas in the United States on a sport scholarship to initially study mechanical engineering in 2019,[5] but later switched to economics.[9]
Competing in the NCAA Championships for the University of Texas in June 2023, Neugebauer set a new collegiate record for the decathlon, with a points tally of 8,836 points that placed him in the top-10 of all time. The previous collegiate record of 8,720 was set by Kyle Garland in 2022. Neugebauer also broke the meet record of 8,457 set by Ashton Eaton in 2010 and equalled by Ayden Owens-Delerme in 2022.[11] He earned personal bests in seven of the ten events, and his tally would have been enough to triumph at the previous years’ World Athletics Championships.[12] Neugebauer also took the German national record of 8832 set in 1984 by Jürgen Hingsen.[13]
In November 2023, he joined the track and field department of VfB Stuttgart.[14]
2024
In 2024, Neugebauer joined VfB Stuttgart.[15] He won the heptathlon at the NCAA Indoor Championships in March 2024 in Boston, Massachusetts.[16] His tally of 6,347 points added more than 50 points to a German national record that had stood for 22 years.[17] He also won the decathlon at the NCAA Division I Outdoor Championships in a new collegiate and national record of 8,961 points. Additionally, he set the world decathlon best in the discus throw with a throw of 57.70 m.[18]