| Election Name: | 1905 City of Wellington by-election |
| Country: | New Zealand |
| Flag Year: | 1905 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1902 New Zealand general election |
| Previous Year: | 1902 general |
| Next Election: | 1905 New Zealand general election |
| Next Year: | 1905 general |
| Turnout: | 11,154 |
| Candidate1: | Francis Fisher |
| Party1: | Independent Liberal |
| Color1: | FBEC5D |
| Popular Vote1: | 4,692 |
| Candidate2: | Charles Izard |
| Party2: | New Zealand Liberal Party |
| Popular Vote2: | 3,441 |
| Candidate3: | John Hutcheson |
| Party3: | Liberal–Labour (New Zealand) |
| Popular Vote3: | 3,021 |
| Member | |
| Before Election: | George Fisher |
| After Election: | Francis Fisher |
| Before Party: | New Zealand Liberal Party |
| After Party: | Independent Liberal |
The 1905 City of Wellington by-election was a by-election in the New Zealand electorate of City of Wellington, a multi-member urban seat at the bottom of the North Island.
The by-election was held on 6 April 1905, and was precipitated by the death of sitting Liberal member of parliament George Fisher.
The by-election was won by Fisher's son Francis Fisher who stood as an Independent Liberal. Fisher beat Charles Izard and John Hutcheson. Izard would be successful in the electorate in the later in the year, and Hutcheson had previously represented the electorate.
The following table gives the election results:
Fisher would represent the electorate until his defeat at the .