The 2018 Calgary National Bank Challenger was a professional

tennis Tennis is a racket sport that is played either individually against a single opponent ( singles) or between two teams of two players each ( doubles). Each player uses a tennis racket that is strung with cord to strike a hollow rubber ball c ...

tournament played on indoor

hard court A hardcourt (or hard court) is a surface or floor on which a sport is played, most usually in reference to tennis courts. It is typically made of rigid materials such as asphalt or concrete, and covered with acrylic resins to seal the surface ...

s. It was the first edition of the tournament and part of the 2018 ATP Challenger Tour. It took place in

Calgary Calgary ( ) is the largest city in the western Canadian province of Alberta and the largest metro area of the three Prairie Provinces. As of 2021, the city proper had a population of 1,306,784 and a metropolitan population of 1,481,806, maki ...

Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tota ...

Singles entrants

Seeds

Other entrants

The following players received wildcards into the singles main draw: *

Steven Diez Steven Diez ( es, Díez, ; born March 17, 1991) is a Canadian and former Spanish professional tennis player. Raised primarily in and competing for Spain early in his career, he has since gone on to represent the country of his birth, Canada, in ...

* Alexis Galarneau * Pavel Krainik * Harrison Scott The following players received entry into the singles main draw as alternates: * Cem İlkel * Stefan Kozlov The following players received entry from the qualifying draw: * Tom Fawcett *

Borna Gojo Borna Gojo (; born 27 February 1998) is a Croatian tennis player. He has a career high ATP singles ranking of World No. 113, achieved on 20 March 2023. He also has a career high ATP doubles ranking of World No. 394 achieved on 17 January 2022. C ...

Vincent Millot Vincent Millot (; born 30 January 1986, in Montpellier, France) is a French former professional tennis Tennis is a racket sport that is played either individually against a single opponent ( singles) or between two teams of two players eac ...

* Pablo Vivero González The following player received entry as a lucky loser: * Laurent Rochette

Champions

Singles

Ivo Karlović Ivo Karlović (; born 28 February 1979) is a former Croatian professional tennis player. His height of 211 cm (6 ft 11 in) makes him the joint tallest ranked tennis player in history, along with Reilly Opelka. He has won eight ATP si ...

def. Jordan Thompson 7–6^(7–3), 6–3.

Doubles

Robert Galloway Robert Lindsay Galloway (22 February 1844 – 24 February 1908) was a Scottish mining engineer and author, the son of William Galloway (1799–1854), a Paisley shawl manufacturer and coal master and Margaret Lindsay (1818–1902) daughter of Th ...

/ Nathan Pasha def. Matt Reid /

John-Patrick Smith John-Patrick Tracey "JP" Smith (born 24 January 1989) is an Australian professional tennis player who competes mainly on the ATP Challenger Tour, both in singles and doubles. He attended the University of Tennessee from 2007 through 2011 where ...

6–4, 4–6, 0–6 Calgary National Bank Challenger

2018 File:2018 Events Collage.png, From top left, clockwise: The 2018 Winter Olympics opening ceremony in PyeongChang, South Korea; Protests erupt following the Assassination of Jamal Khashoggi; March for Our Lives protests take place across the United ...