Robert WILLIAMS III
6.7 PPG
7.0 RPG
1.0 APG
72.2% TS
22.3 PER
2025-26
Off
48
Def
97
Ovr
84
Player Info
- Height
- 6'9"
- Weight
- 249 lbs
- Age
- 28
- Born
- 1997-10-17
- Position
- C
- Service
- 8 yrs
- Bird Rights
- Full
- Trade Status
- Eligible
Robert Williams III's contract and salary history. Amounts are shown by NBA season; options and non-guaranteed years are not guaranteed future earnings. Data and methodology
Contract
extension
Bird Clock Start
| Season | Salary | Cap Hit | Guaranteed | Option |
|---|---|---|---|---|
| 2026-27 now | $14.0M | $14.0M | $14.0M | — |
| 2027-28 | $14.5M | $14.5M | $14.5M | — |
| 2028-29 | $15.0M | $15.0M | $15.0M | — |
2022-23
– 2025-26
Rookie Extension
BOS
via Bird Rights
Robert Williams III signed a 4 year, $48,000,000 contract with the Boston Celtics, including $48,000,000 guaranteed, and an average annual salary of $12,000,000. In 2026-27, Williams III will earn, while carrying a cap hit of $19,928,570.
- •Total incentives $6 million - escalating each season
- •2022-23: LTBE: $223,215 (All-Defense), ULTBE: $1,116,072 (>= 69 regular season games, Confence Semifinals, Conference Finals) -- triggered All-Defense 2021-22 season ($0 earned)
- •2023-24: LTBE: $0 (All-Defense), ULTBE: $1,446,431 (>= 69 regular season games, All-Defense, Confence Semifinals, Conference Finals)
- •2024-25: LTBE: $0 (All-Defense), ULTBE: $1,553,574 (>= 69 regular season games, All-Defense, Confence Semifinals, Conference Finals)
- •2025-26: LTBE: $0 (All-Defense), ULTBE: $1,660,717 (>= 69 regular season games, All-Defense, Confence Semifinals, Conference Finals)
extension
| Season | Salary | Cap Hit | Guaranteed | Option |
|---|---|---|---|---|
| 2022-23 | $10.7M | $10.7M | $10.7M | — |
| 2023-24 | $11.6M | $11.6M | $11.6M | — |
| 2024-25 | $12.4M | $12.4M | $12.4M | — |
| 2025-26 | $13.3M | $13.3M | $13.3M | — |
2018-19
– 2021-22
Rookie
BOS
via rookie-scale-exception
Robert Williams III signed a 4 year, $9,283,856 contract with the Boston Celtics, including $9,283,856 guaranteed, and an average annual salary of $2,320,964.
- •2020 Club Option exercised
- •2021 Club Option exercised
rookie_scale
Bird Clock Start
| Season | Salary | Cap Hit | Guaranteed | Option |
|---|---|---|---|---|
| 2018-19 | $1.7M | $1.7M | $1.7M | — |
| 2019-20 | $1.9M | $1.9M | $1.9M | — |
| 2020-21 | $2.0M | $2.0M | $2.0M | — |
| 2021-22 | $3.7M | $3.7M | $3.7M | — |
- Expected salary
- $9.5M
- Actual salary
- $14.0M
$4.5M over market
Limited role proof
Per-Game Stats
| Season | GP | GS | MPG | PTS | REB | AST | STL | BLK | TOV | FG% | 3P% | FT% | FGA | FTA |
|---|
| 2018-19 | 32 | 2 | 8.8 | 2.5 | 2.5 | 0.2 | 0.3 | 1.3 | 0.3 | 70.6% | 0.0% | 60.0% | 1.6 | 0.5 |
| 2019-20 | 29 | 1 | 13.4 | 5.2 | 4.4 | 0.9 | 0.8 | 1.2 | 0.7 | 72.7% | 0.0% | 64.7% | 3.0 | 1.2 |
| 2020-21 | 52 | 13 | 18.9 | 8.0 | 6.9 | 1.8 | 0.8 | 1.8 | 1.0 | 72.1% | 0.0% | 61.6% | 5.0 | 1.4 |
| 2021-22 | 61 | 61 | 29.6 | 10.0 | 9.6 | 2.0 | 0.9 | 2.2 | 1.0 | 73.6% | 0.0% | 72.2% | 6.0 | 1.5 |
| 2022-23 | 35 | 20 | 23.5 | 8.0 | 8.3 | 1.4 | 0.6 | 1.4 | 1.0 | 74.7% | 0.0% | 61.0% | 4.9 | 1.2 |
| 2023-24 | 6 | 0 | 19.8 | 6.8 | 6.3 | 0.8 | 1.2 | 1.2 | 1.2 | 65.4% | 0.0% | 77.8% | 4.3 | 1.5 |
| 2024-25 | 20 | 3 | 17.6 | 5.8 | 5.9 | 1.1 | 0.7 | 1.7 | 0.9 | 64.1% | 33.3% | 88.2% | 3.9 | 0.9 |
| 2025-26 | 59 | 1 | 17.1 | 6.7 | 7.0 | 1.0 | 0.6 | 1.5 | 0.8 | 70.8% | 39.1% | 59.6% | 4.2 | 1.0 |
Advanced Stats
| Season | GP | MPG | TS% True Shooting % (TS%) Advanced Metrics A shooting efficiency metric that accounts for field goals, three-pointers, and free throws. Calculated as Points / (2 × (FGA + 0.44 × FTA)). League average is typically around 57%. More accurate than FG% because it includes the value of threes and free throws. Open in glossary → | USG% Usage Rate (USG%) Advanced Metrics An estimate of the percentage of team plays used by a player while on the court. Counts possessions ended by a field goal attempt, free throw attempt, or turnover. League average is ~20%. High-usage players (25%+) are primary scoring options. Open in glossary → | PER PER (Player Efficiency Rating) Advanced Metrics A per-minute rating developed by John Hollinger that summarizes a player's statistical accomplishments in a single number. League average is 15.0. Values above 20 indicate All-Star caliber play; above 25 is MVP-level. Open in glossary → | BPM BPM (Box Plus/Minus) Advanced Metrics A box score-based estimate of a player's contribution in points above league average per 100 possessions. 0.0 is league average, +5.0 is All-NBA level, +10.0 is MVP-level. Splits into OBPM (offensive) and DBPM (defensive). Open in glossary → | OBPM | DBPM | VORP VORP (Value Over Replacement) Advanced Metrics The total box score contribution of a player over a replacement-level player, scaled to an 82-game season. Derived from BPM and minutes played. A replacement player is defined as one who produces at -2.0 BPM. Useful for comparing total value across players with different minutes. Open in glossary → | WS Win Shares (WS) Advanced Metrics An estimate of the number of wins a player contributes to their team through their offense and defense. Splits into Offensive Win Shares and Defensive Win Shares. A typical starter produces 4-6 WS per season; elite players reach 12+. Open in glossary → | WS/48 WS/48 (Win Shares per 48 Minutes) Advanced Metrics Win Shares scaled to a per-48-minute rate, allowing comparison between players with different playing time. League average is approximately .100. Values above .200 indicate elite production. Open in glossary → | ORtg Offensive Rating (ORtg) Advanced Metrics An estimate of the points a player produces per 100 possessions. Higher is better. League average is typically around 112-115. Individual ORtg factors in scoring efficiency, assists, and ball-handling. Open in glossary → | DRtg Defensive Rating (DRtg) Advanced Metrics An estimate of the points a player allows per 100 possessions. Lower is better. League average is typically around 112-115. Individual DRtg factors in steals, blocks, rebounds, and defensive positioning. Open in glossary → |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018-19 | 32 | 8.8 | 70.3% | 10.1% | 17.2 | +0.7 | +0.4 | +0.3 | 0.2 | 0.0 | 0.002 | 98.2 | 104.1 |
| 2019-20 | 29 | 13.4 | 72.8% | 13.5% | 21.4 | +1.6 | +1.0 | +0.7 | 0.4 | 1.6 | 0.193 | 115.1 | 109.0 |
| 2020-21 | 52 | 18.9 | 71.9% | 14.5% | 23.8 | +2.2 | +1.3 | +0.9 | 1.1 | 2.8 | 0.136 | 112.4 | 112.0 |
| 2021-22 | 61 | 29.6 | 74.5% | 11.2% | 20.8 | +0.9 | +0.5 | +0.3 | 1.3 | 3.6 | 0.097 | 113.4 | 103.4 |
| 2022-23 | 35 | 23.5 | 74.2% | 11.3% | 19.3 | +0.6 | +0.3 | +0.2 | 0.5 | 1.8 | 0.107 | 116.3 | 105.0 |
| 2023-24 | 6 | 19.8 | 68.4% | 12.2% | 16.5 | +0.3 | +0.2 | +0.1 | 0.1 | 0.0 | 0.001 | 101.6 | 114.9 |
| 2024-25 | 20 | 17.6 | 67.9% | 12.0% | 18.6 | +0.9 | +0.6 | +0.4 | 0.3 | 0.3 | 0.040 | 106.3 | 108.3 |
| 2025-26 | 59 | 17.1 | 72.2% | 13.0% | 22.3 | +1.8 | +1.1 | +0.7 | 1.0 | 1.5 | 0.071 | 110.6 | 107.2 |