Alida "Ada" Cornelia Bolten (20 October 1903 – 29 January 1984) was a Dutch freestyle swimmer who competed in the 1924 Summer Olympics.
She was born and died in Amsterdam.
She was the sister of Wim Bolten.
In 1924 she was a member of the Dutch relay team which finished sixth in the 4 × 100 metre freestyle relay competition.
This biographical article related to a Dutch swimmer is a stub.