| John L. Blake | |
| State: | New Jersey |
| Term Start: | March 4, 1879 |
| Term End: | March 3, 1881 |
| Predecessor: | Thomas Baldwin Peddie |
| Successor: | Phineas Jones |
| Birth Name: | John Lauris Blake |
| Birth Date: | 25 March 1831 |
| Birth Place: | Boston, Massachusetts |
| Death Place: | West Orange, New Jersey |
| Resting Place: | Rosedale Cemetery |
| Party: | Republican |
John Lauris Blake (March 25, 1831, in Boston, Massachusetts - October 10, 1899, in West Orange, New Jersey) was an American lawyer and Republican Party politician who represented New Jersey's 6th congressional district in the United States House of Representatives for one term from 1879 to 1881.
Blake was born in Boston, Massachusetts, on March 25, 1831. He received a classical education and moved to Orange, in 1846. He studied law, was admitted to the bar in 1852 and commenced practice in Orange.
He was a member of the New Jersey General Assembly in 1857 and was a delegate to the 1876 Republican National Convention.
Blake was elected as a Republican to the Forty-sixth Congress, serving in office from March 4, 1879, to March 3, 1881, but declined to be a candidate for renomination in 1880.
After leaving Congress, he resumed his law practice in Orange, and became president of the Citizens' Gas Light Co. of Newark, in 1893.
He died in West Orange, on October 10, 1899, and was interred in Rosedale Cemetery in Orange.