| 2003 NCAA Men's Tournament |
| First Four | First Round | Second Round | Third Round | Quarter Finals | Semi-Finals | Finals | Champion | |
| M I D W E S T |
(1) Kentucky
vs. (16) IUPUI |
(1) Kentucky
vs. (9) Utah |
(1) Kentucky
vs. (5) Wisconsin |
(1) Kentucky
vs. (3) Marquette |
(3) Marquette
vs. (2) Kansas |
(2) Kansas
vs. (3) Syracuse |
(3) Syracuse | |
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(8) Oregon
vs. (9) Utah |
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(5) Wisconsin
vs. (12) Weber St. |
(5) Wisconsin
vs. (13) Tulsa |
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(4) Dayton
vs. (13) Tulsa |
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(6) Missouri
vs. (11) So. Illinois |
(6) Missouri
vs. (3) Marquette |
(3) Marquette
vs. (2) Pittsburgh |
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(3) Marquette
vs. (14) Holy Cross |
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(7) Indiana
vs. (10) Alabama |
(7) Indiana
vs. (2) Pittsburgh |
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(2) Pittsburgh
vs. (15) Wagner |
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| W E S T |
(1) Arizona
vs. (16) Vermont |
(1) Arizona
vs. (9) Gonzaga |
(1) Arizona
vs. (5) Notre Dame |
(1) Arizona
vs. (2) Kansas |
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(8) Cincinnati
vs. (9) Gonzaga |
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(5) Notre Dame
vs. (12) UW Milwaukee |
(5) Notre Dame
vs. (4) Illinois |
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(4) Illinois
vs. (13) W. Kentucky |
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(6) Creighton
vs. (11) Central Michigan |
(11) Central Michigan
vs. (3) Duke |
(3) Duke
vs. (2) Kansas |
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(3) Duke
vs. (14) Colorado St. |
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(7) Memphis
vs. (10) Arizona St. |
(10) Arizona St.
vs. (2) Kansas |
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(2) Kansas
vs. (15) Utah St. |
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| S O U T H |
(1) Texas
vs. (16) Texas Southern |
(1) Texas
vs. (9) Purdue |
(1) Texas
vs. (5) Connecticut |
(1) Texas
vs. (7) Michigan St. |
(1) Texas
vs. (3) Syracuse |
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(8) LSU
vs. (9) Purdue |
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(5) Connecticut
vs. (12) Brigham Young |
(5) Connecticut
vs. (4) Stanford |
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(4) Stanford
vs. (13) San Diego |
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(6) Maryland
vs. (11) UNC Wilmington |
(6) Maryland
vs. (3) Xavier |
(6) Maryland
vs. (7) Michigan St. |
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(3) Xavier
vs. (14) Troy |
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(7) Michigan St.
vs. (10) Colorado |
(7) Michigan St.
vs. (2) Florida |
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(2) Florida
vs. (15) Sam Houston St. |
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| E A S T |
(1) Oklahoma
vs. (16) South Carolina St. |
(1) Oklahoma
vs. (8) California |
(1) Oklahoma
vs. (12) Butler |
(1) Oklahoma
vs. (3) Syracuse |
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(8) California
vs. (9) N.C. State |
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(5) Mississippi St.
vs. (12) Butler |
(12) Butler
vs. (4) Louisville |
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(4) Louisville
vs. (13) Austin Peay |
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(6) Oklahoma St.
vs. (11) Pennsylvania |
(6) Oklahoma St.
vs. (3) Syracuse |
(3) Syracuse
vs. (10) Auburn |
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(3) Syracuse
vs. (14) Manhattan |
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(7) St. Joseph's
vs. (10) Auburn |
(10) Auburn
vs. (2) Wake Forest |
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(2) Wake Forest
vs. (15) E. Tennessee St. |