This was the first edition of the tournament.

Mona Barthel Mona Barthel (born 11 July 1990) is a German tennis player. On 18 March 2013, she reached her best singles ranking of world No. 23. On 14 September 2015, she peaked at No. 63 in the doubles rankings. Barthel has won four singles and three double ...

and

Kristýna Plíšková Kristýna Plíšková (; born 21 March 1992) is a Czech inactive professional tennis player. In her career, she won one singles title and five doubles titles on the WTA Tour, with three titles on the WTA Challenger Tour (two in doubles). She a ...

won the title, defeating

Asia Muhammad Asia Muhammad (born April 4, 1991) is an American professional tennis player who specializes in doubles. She has been ranked as high as world No. 8 in doubles by the WTA, achieved on March 17, 2025. Muhammad has won 13 doubles titles on the WT ...

and Maria Sanchez in the final, 6–3, 6–2.

Seeds

Draw

External links

Main Draw
{{DEFAULTSORT:2018 Oracle Challenger Series - Chicago - Women's Doubles Oracle Challenger Series - Chicago - Doubles Oracle Challenger Series – Chicago