Simone Biles and Aly Raisman of the United States finished first and second in qualifications and then won the gold and silver medals in the final.
Defending Olympic individual all-around champion from 2012 and another American, Gabby Douglas, qualified as third place behind her teammates, but due to the strict "2 per country" policy in event finals, she was barred from entering.
Biles had won the individual all-around at the last three World Artistic Gymnastics Championships in 2013, 2014, and 2015.
Aliya Mustafina of Russia won her second consecutive Olympic individual all-around bronze.
[1] The top 24 qualifiers in the qualification phase (limit two per NOC), based on the combined score of each apparatus, advanced to the individual all-around final.