Wamea-Picton was a parliamentary electorate in the Marlborough Region of New Zealand, from 1887 to 1893.
The electorate was represented by two Members of Parliament, Arthur Seymour from 1887 to 1890 and Charles H Mills from 1890 to 1893.
The 1887 general election was contested by Seymour, Joseph Harkness and Mills, who received 446, 444 and 415 votes, respectively.[1]
The 1890 general election in the Waimea-Picton electorate was contested by Mills, Richmond Hursthouse and William Henry Phillips, who received 936, 728 and 80 votes, respectively. Mills was thus elected.[2]
The electorate was superseded by the Waimea Sounds electorate.
| Election | Winner | |
| 1887 election | Arthur Seymour (Independent) | |
| 1890 election | Charles H Mills (Liberal) | |