| Maiko Tajima | |
| Native Name Lang: | ja |
| Office: | Member of the House of Councillors |
| Term Start: | 2019 |
| Constituency: | Aichi Prefecture |
| Birth Date: | 20 December 1976 |
| Birth Place: | Tokyo |
| Party: | The Constitutional Democratic Party of Japan and Social Democratic Party |
Maiko Tajima is a Japanese politician who is a member of the House of Councillors of Japan.
She attended Aoyama Gakuin University, and Oxford University. In 2006, she worked for United Nations World Food Programme and was elected in 2019 to the House of Councillors.[1]