| Len Kieran | |
| Birth Date: | 25 July 1926 |
| Birth Place: | Birkenhead, England |
| Death Place: | Birkenhead, England |
| Position: | Left half |
| Years1: | 1947–1957 |
| Clubs1: | Tranmere Rovers |
| Caps1: | 342 |
| Goals1: | 6 |
| Years2: | 1957–? |
| Clubs2: | Macclesfield Town |
| Caps2: | ? |
| Goals2: | ? |
Len Kieran (25 July 1926 – 24 July 1981) was an English footballer who played as a left half for Tranmere Rovers and Macclesfield Town. He made 359 appearances for Tranmere, scoring 6 goals.