| Nishi-Shinbashi | |
| Native Name: | 西新橋 |
| Native Name Lang: | ja |
| Settlement Type: | District |
| Coordinates: | 35.6628°N 139.7507°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | City |
| Subdivision Name1: | Tokyo |
| Subdivision Type2: | Ward |
| Subdivision Name2: | Minato |
| Unit Pref: | Metric |
| Population As Of: | January 1, 2016 |
| Population Total: | 1,425 |
| Population Density Km2: | auto |
| Timezone1: | JST |
| Utc Offset1: | +9 |
| Postal Code: | 105-0003 |
| Area Code: | 03 |
is a district of Minato, Tokyo, Japan. It is home to Toei Mita Line subway stations including Onarimon Station and Uchisaiwaichō Station, as well as medical school Jikei University School of Medicine.
Minato City Board of Education operates public elementary and junior high schools.
Nishishinbashi 1-3-chōme are zoned to Onarimon Elementary School (御成門小学校) and Onarimon Junior High School (御成門中学校).[1]