| J.J. Barea Rankings 2017-2018 | Stats Glossary  |
| Games with 14 or more Efficiency Recap | Dallas Mavericks Record : 15 - 19 | J.J. Barea |
| No | Date | Game | Res | Score | Efficiency Recap |
| 1 | Apr 3 | vs Portland | W | 115-109 | 19 |
| 2 | Mar 22 | vs Utah | L | 112-119 | 27 |
| 3 | Mar 16 | at Toronto | L | 115-122 | 19 |
| 4 | Mar 10 | vs Memphis | W | 114-80 | 24 |
| 5 | Feb 28 | vs Oklahoma_City | L | 110-111 | 14 |
| 6 | Feb 26 | vs Indiana | W | 109-103 | 24 |
| 7 | Feb 24 | at Utah | L | 90-97 | 23 |
| 8 | Feb 23 | at L.A.Lakers | L | 102-124 | 15 |
| 9 | Feb 13 | vs Sacramento | L | 109-114 | 28 |
| 10 | Feb 10 | vs L.A.Lakers | W | 130-123 | 15 |
| 11 | Feb 5 | at L.A.Clippers | L | 101-104 | 15 |
| 12 | Jan 10 | at Charlotte | W | 115-111 | 15 |
| 13 | Jan 9 | vs Orlando | W | 114-99 | 18 |
| 14 | Jan 5 | vs Chicago | L | 124-127 | 16 |
| 15 | Jan 3 | vs Golden_State | L | 122-125 | 15 |
| 16 | Dec 31 | at Oklahoma_City | W | 116-113 | 25 |
| 17 | Dec 29 | at New_Orleans | W | 128-120 | 17 |
| 18 | Dec 26 | vs Toronto | W | 98-93 | 15 |
| 19 | Dec 23 | at Atlanta | L | 107-112 | 25 |
| 20 | Dec 22 | at Miami | L | 101-113 | 14 |
| 21 | Dec 20 | vs Detroit | W | 110-93 | 20 |
| 22 | Dec 14 | at Golden_State | L | 97-112 | 17 |
| 23 | Dec 12 | vs San_Antonio | W | 95-89 | 22 |
| 24 | Dec 10 | at Minnesota | L | 92-97 | 15 |
| 25 | Dec 2 | vs L.A.Clippers | W | 108-82 | 28 |
| 26 | Nov 27 | at San_Antonio | L | 108-115 | 24 |
| 27 | Nov 22 | at Memphis | W | 95-94 | 15 |
| 28 | Nov 18 | vs Milwaukee | W | 111-79 | 21 |
| 29 | Nov 14 | vs San_Antonio | L | 91-97 | 20 |
| 30 | Nov 4 | at Minnesota | L | 99-112 | 16 |
| 31 | Nov 3 | vs New_Orleans | L | 94-99 | 14 |
| 32 | Oct 25 | vs Memphis | W | 103-94 | 16 |
| 33 | Oct 21 | at Houston | L | 91-107 | 17 |
| 34 | Oct 18 | vs Atlanta | L | 111-117 | 18 |
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