|Hometown:||Redwood City, Calif.|
2017 outdoor season highlights: Emma had the sixth-best point total in the NESCAC at 3,741 in the heptathlon at the Holy Cross Invitational. She finished in ninth place in the event and took 10th place in the pentathlon at the New England Division III meet. O'Hara was third in the triple jump and fifth in the 100 hurdles at the Tufts Sunshine Classic. She also competed in the javelin and the 100 hurdles at the Emory Classic.
2017 indoor season highlights: O'Hara took 13th place in the pentathlon at the New England Division III meet. She also competed in the 800 meters, 55 hurdles, high jump, and long jump at the Maine State meet. Emma was second in the 60 hurdles at the Bowdoin Invitational.