- Ochs, Peter University Of Tübingen
- ThB907
- O'donoghue, Brendan Google Deep Mind
- TB207
- Oertel, Andy Lund University
- WC266
- Oggioni, Giorgia University Of Brescia
- ThA256
- Oh, Seyoung Seoul National University
- ThB950
- Oikonomidis, Konstantinos Ku Leuven
- ThB226
- Okabe, Kosuke Nomura Research Institute
- MC908
- Okuno, Takayuki Seikei University
- TB87
- Oliveira, Aurelio Unicamp
- MB962
- Oliveira, Fabricio Aalto University
- WB939
- O'neill, Mike University Of North Carolina
- ThA42
- Ono, Hirotaka Nagoya University
- ThB352, FB926
- Ono, Kenji Toshiba Corporation
- ThA277
- Onwunta, Akwum Lehigh University
- WB321
- Orban, Dominique Polytechnique Montréal
- TP, WA333
- Ordonez, Fernando Universidad De Chile
- WA231
- Orfanides, George Mcgill University
- TB199
- Orlitzky, Michael Umbc
- MB312
- Ortmann, Janosch Uqam
- TB166, WB178
- Oskoorouchi, Mohammad Csusm
- WC81
- Osorio, Carolina Hec Montréal
- MB119
- Ostermann, Birte Tu Braunschweig
- MB932
- Ostrovsky, Michael Stanford University
- ThA256
- Ota, Matheus Jun University Of Waterloo
- MB157
- Oteíza, Pablo Felipe University Of Santa Maria Chile
- WC160
- Otto, Alena University Of Passau
- TA930
- Oudaoud, El Mehdi Polytechnique Montreal
- FB926
- Ouyang, Wenqing The Chinese University Of Hongkong (Shenzhen)
- TB69, TB311, ThA135, FB257
- Ouyang, Yuyuan Clemson University
- MB6, FB821
- Ouzia, Hacène Sorbonne Université, Paris, France
- FP
- Oyallon, Edouard Flatiron Institute
- TC911
- Ozdaglar, Asuman Massachusetts Institute Of Technology
- ThA174
- özener, Okan örsan özyeğin University
- TB946