The St. Louis WCT was a men's tennis tournament played in St. Louis, Missouri from 1970 to 1978. The event was part of the WCT Tour and was held on indoor carpet courts except from 1974 to 1975, when it was held on outdoor clay courts.

The inugural 1970 edition was sponsored by the Rawling's Sporting Goods Company the events title name was the Rawling's Tennis Classic.

The following year 1971 the company sponsored another indoor WCT event the Dallas Tennis Classic as the Rawlings Classic Dallas.

From 1972 to 1974 the Holton Capital Group was the event main sponsors.

Finals

Singles

YearChampionsRunners-upScore
1970Australia Rod LaverAustralia Ken Rosewall6–1, 6–4
1971Not held
1972Australia John NewcombeSocialist Federal Republic of Yugoslavia Nikola Pilić6–3, 6–3
1973United States Stan SmithAustralia Rod Laver6–4, 3–6, 6–4
1974United States Stan SmithSoviet Union Alex Metreveli6–2, 3–6, 6–2
1975United States Vitas GerulaitisUnited States Roscoe Tanner2–6, 6–2, 6–3
1976Argentina Guillermo VilasIndia Vijay Amritraj4–6, 6–0, 6–4
1977United States Jimmy ConnorsAustralia John Alexander7–6(7–4), 6–2
1978United States Sandy MayerUnited States Eddie Dibbs7–6, 6–4

Doubles

YearChampionsRunners-upScore
1970Spain Andrés Gimeno Australia John NewcombeAustralia Roy Emerson Australia Rod Laver6–4, 6–0
1971Not held
1972Australia John Newcombe Australia Tony RocheAustralia John Alexander Australia Phil Dent7–6, 3–6, 6–4
1973Sweden Ove Nils Bengtson United States Jim McManusAustralia Terry Addison Australia Colin Dibley6–2, 7–5
1974Egypt Ismail El Shafei New Zealand Brian FairlieAustralia Ross Case Australia Geoff Masters7–6, 6–7, 7–6
1975Australia Colin Dibley Australia Ray RuffelsAustralia Ross Case Australia Geoff Masters6–4, 6–4
1976United States Brian Gottfried Mexico Raúl RamírezAustralia John Alexander Australia Phil Dent6–4, 6–2
1977Romania Ilie Năstase Italy Adriano PanattaIndia Vijay Amritraj United States Dick Stockton6–4, 3–6, 7–6
1978South Africa Bob Hewitt South Africa Frew McMillanPoland Wojciech Fibak Netherlands Tom Okker6–3, 6–2