Around when he started high school, he began training with Young's parents, who run the South Fulton Tennis Center near where Eubanks lived.

[2] Eubanks played three seasons at Georgia Tech before forgoing his senior year of eligibility to turn pro.

He received an at-large bid into the NCAA singles championship where he beat 31st-ranked Nathan Pasha of the University of Georgia in the opening round.

[2] That summer, Christopher was granted a wildcard into both singles and doubles main draws of the BB&T Atlanta Open.

With a doubles wild card, he and Zach Kennedy (GSU top player and former Westlake High teammate) won their first round match in the main draw against Yoshihito Nishioka and Thiago Monteiro.

Paired with Haley Carter of UNC, they won the mixed doubles title at the Oracle ITA Masters in Malibu, California.

He earned his third-straight entry into the NCAA Singles Championship where he advanced to the quarterfinals before being defeated by the eventual champion, Thai-Son Kwiatkowski of Virginia.

I ITA/Arthur Ashe Leadership and Sportsmanship Award for the Southeast region and was again named ITA All-American and ACC Player of the Year.

[5] Eubanks made his ATP main draw singles debut at the 2015 BB&T Atlanta Open where he was defeated by Radek Štěpánek.

Eubanks had his professional breakthrough in the 2017 BB&T Atlanta Open, defeating Taylor Fritz and Jared Donaldson to reach the quarterfinals.

After winning three qualifying matches to gain entry into the main draw of the 2019 Australian Open, Eubanks lost in the first round to Georgian Nikoloz Basilashvili on his debut at this tournament.

[7] Partnering with Mackenzie McDonald, Chris "The Giraffe King" Eubanks reached his first Major quarterfinal in doubles at the 2020 US Open.

He entered singles qualifying at Wimbledon 2021, where he lost in the first round to Viktor Troicki, who was playing his last professional tournament.

102 on February 13, 2023, before qualifying into the main draw at the 2023 Delray Beach Open where he lost to Aleksandar Vukic in the first round.

He then went one step further, having never won three ATP matches in a row, and defeated Grégoire Barrère in straight sets to reach his first Masters fourth round.

At the next tournament, the 2023 Mallorca Championships, Eubanks defeated Alex Michelsen, third seed Ben Shelton, and Arthur Rinderknech to reach his first ATP tour level semifinal.

[12] He then saved 5 match points to defeat Lloyd Harris in the semifinals and reach his first final at ATP Tour level.

Eubanks made it through to the quarterfinals at the 2024 Halle Open with wins over Pedro Martínez[21] and defending champion Alexander Bublik.

[23] At the 2024 Hall of Fame Open, Eubanks reached the semifinals, defeating Ethan Quinn[24] and Aleksandar Vukic[25] before losing to eventual champion Marcos Giron.