| Grant Williams Rankings 2019-2020 | Stats Glossary  |
| Games with 5 or more Efficiency Recap | Boston Celtics Record : 29 - 8 | Grant Williams |
| No | Date | Game | Res | Score | Efficiency Recap |
| 1 | Sep 19 | at Miami | W | 117-106 | 5 |
| 2 | Sep 9 | vs Toronto | L | 122-125 | 7 |
| 3 | Sep 5 | vs Toronto | L | 93-100 | 5 |
| 4 | Sep 1 | at Toronto | W | 102-99 | 7 |
| 5 | Aug 21 | at Philadelphia | W | 102-94 | 9 |
| 6 | Aug 19 | vs Philadelphia | W | 128-101 | 17 |
| 7 | Aug 13 | vs Washington | L | 90-96 | 12 |
| 8 | Aug 5 | vs Brooklyn | W | 149-115 | 6 |
| 9 | Mar 8 | vs Oklahoma_City | L | 104-105 | 5 |
| 10 | Mar 4 | at Cleveland | W | 112-106 | 14 |
| 11 | Feb 29 | vs Houston | L | 110-111 | 5 |
| 12 | Feb 26 | at Utah | W | 114-103 | 5 |
| 13 | Feb 11 | at Houston | L | 105-116 | 10 |
| 14 | Feb 9 | at Oklahoma_City | W | 112-111 | 5 |
| 15 | Feb 7 | vs Atlanta | W | 112-107 | 7 |
| 16 | Feb 5 | vs Orlando | W | 116-100 | 21 |
| 17 | Feb 3 | at Atlanta | W | 123-115 | 19 |
| 18 | Feb 1 | vs Philadelphia | W | 116-95 | 7 |
| 19 | Jan 30 | vs Golden_State | W | 119-104 | 10 |
| 20 | Jan 28 | at Miami | W | 109-101 | 10 |
| 21 | Jan 24 | at Orlando | W | 109-98 | 15 |
| 22 | Jan 20 | vs L.A.Lakers | W | 139-107 | 6 |
| 23 | Jan 13 | vs Chicago | W | 113-101 | 15 |
| 24 | Jan 8 | vs San_Antonio | L | 114-129 | 5 |
| 25 | Jan 6 | at Washington | L | 94-99 | 12 |
| 26 | Jan 4 | at Chicago | W | 111-104 | 7 |
| 27 | Jan 3 | vs Atlanta | W | 109-106 | 5 |
| 28 | Dec 27 | vs Cleveland | W | 129-117 | 5 |
| 29 | Dec 25 | at Toronto | W | 118-102 | 5 |
| 30 | Dec 22 | vs Charlotte | W | 119-93 | 17 |
| 31 | Dec 20 | vs Detroit | W | 114-93 | 19 |
| 32 | Dec 18 | at Dallas | W | 109-103 | 7 |
| 33 | Dec 4 | vs Miami | W | 112-93 | 6 |
| 34 | Nov 13 | vs Washington | W | 140-133 | 6 |
| 35 | Nov 1 | vs New_York | W | 104-102 | 12 |
| 36 | Oct 26 | at New_York | W | 118-95 | 11 |
| 37 | Oct 25 | vs Toronto | W | 112-106 | 8 |
| Go back to Grant Williams Rankings |