| Cosme Barrutia | |
| Full Name: | Cosme Barrutia Iturriagoitia |
| Birth Date: | 27 September 1929 |
| Birth Place: | Iurreta, Spain |
| Discipline: | Road |
| Role: | Rider |
| Proyears1: | 1949–1953 |
| Proteam1: | Individual |
| Proyears2: | 1954–1957 |
| Proteam2: | Gamma |
| Proyears3: | 1958–1959 |
| Proteam3: | Boxing Club |
| Proyears4: | 1960 |
| Proteam4: | Heron |
| Proyears5: | 1961 |
| Proteam5: | Catigene |
Cosme Barrutia Iturriagoitia (27 September 1929 – 12 November 2005) was a Spanish cyclist. Professional between 1949 and 1960, he had 20 victories, including the 1955 Circuito de Getxo and 1956 Klasika Primavera.[1]
His brother Antonio was also a professional cyclist.