| Official Name: | Port Williams, Washington |
| Pushpin Map: | Washington#USA |
| Pushpin Label: | Port Williams |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Washington |
| Subdivision Type2: | County |
| Subdivision Name2: | Clallam |
| Established Title: | Established |
| Established Date: | 1890 |
| Timezone: | Pacific (PST) |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Coordinates: | 48.0967°N -123.0458°W |
| Postal Code Type: | ZIP code |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Port Williams is an unincorporated community in Clallam County, in the U.S. state of Washington.
A post office called Port Williams was established in 1890, and remained in operation until 1919.[1] The community bears the name of an original land developer.[2]