| Seiya Ando | |
| Position: | Point guard |
| Height Ft: | 5 |
| Height In: | 11 |
| Weight Lb: | 176 |
| League: | B.League |
| Team: | Shimane Susanoo Magic |
| Number: | 3 |
| Nationality: | Japanese |
| Birth Date: | 1992 7, mf=yes |
| Birth Place: | Edogawa, Tokyo |
| Highschool: | Meisei (Sendai, Miyagi) |
| College: |
|
| Career Start: | 2014 |
| Years1: | 2014–2015 |
| Team1: | Halifax Rainmen |
| Years2: | 2015 |
| Team2: | Meralco Bolts |
| Years3: | 2015-2016 |
| Team3: | Link Tochigi Brex |
| Years4: | 2016-2017 |
| Team4: | Akita Northern Happinets |
| Years5: | 2017-2021 |
| Team5: | Alvark Tokyo |
| Years6: | 2021-present |
| Team6: | Shimane Susanoo Magic |
| Highlights: |
|
is a Japanese professional basketball player who plays for Shimane Susanoo Magic of the B.League in Japan.[1] He plays as Playmaker and is a native of Tokyo.[2]
Ando is the first Japanese player ever to play in the National Basketball League of Canada.[3] He started 34 games and finished the season averaging 10.4 points, 3.02 rebounds, 3.82 assists and 1.2 steals per game. After playing for the Meralco Bolts of the Philippine Basketball Association, he signed with the Link Tochigi Brex, but he did not start at all and was mostly benched by Thomas Wisman.[4] [5] He has inked with the "Pink" Akita Happinets.
| † | Denotes seasons in which Ando won an championship |
| Led the league | |
|-| align="left" | 2014-15| align="left" | Halifax| 9 || || 26.4 || 30.6 || 27.0 || 71.4 || 2.8 ||3.9 ||1.0 || 0 || 7.1|-| align="left" | 2016-17| align="left" | Akita| 2 || || 34.0 || 46.2 || 58.3 || 75.0 || 3.5 ||1.5 ||1.0 || 0 || 13.5|-| align="left" | 2017-18| align="left" |A Tokyo| 5 || || 23.0 || 37.5 || 37.5 || 100 || 2.4 ||2.8 ||0.8 || 0 || 7.2|-| align="left" | 2018-19| align="left" |A Tokyo| 6 ||6 || 24.44 || 50.0 || 42.1 || 75.0 || 2.0 ||3.0 ||0.33 || 0 || 12.0|-
|-|style="text-align:left;"|2017|style="text-align:left;"|A Tokyo| 3 || 3 || 22.59 || .500 || .500 || .000 || 2.0 || 2.0 || 1.33 || 0 || 5.0|-|style="text-align:left;"|2018|style="text-align:left;"|A Tokyo|2 || 2 || 27.55 || .316 || .000 || .900 || 4.0 || 4.5 || 0.5 || 0 || 10.5|-|style="text-align:left;"|2019|style="text-align:left;"|A Tokyo|2 || 0 || 23.08 || .462 || .429 || 1.000 || 3.5 || 6.0 || 2.0 || 0 || 10.0|-
|-|style="text-align:left;"|2018|style="text-align:left;"|A Tokyo| 5 || || 24.7 || .391 || .308 || 1.000 || 1.6 || 3.4 || 1.4 || 0.0 || 8.6|-|style="text-align:left;"|2019|style="text-align:left;"|A Tokyo| 5 || || 20.2 || .353 || .294 || 1.000 || 1.4 || 2.6 || 1.2 || 0.0 || 7.2|-
|-| align="left" | 2019| align="left" | Japan|8|| ||20.9|| .409|| .360|| .815|| 3.8||2.9 || 0.6|| 0.0|| 10.6|-| align="left" | 2019| align="left" | Japan|3|| ||21.0|| .250|| .250|| .667|| 1.3||1.3 || 0.7|| 0.0|| 3.0|-