:Takahiko Nomaguchi

{{short description|Japanese baseball player}}

{{Infobox baseball biography

| name = Takahiko Nomaguchi

| image = Giants nomaguchi 45s.jpg

| image_size = 200px

| team =

| number =

| position = Pitcher

| birth_date = {{birth date and age|1983|05|31}}

| birth_place = Amagasaki, Hyōgo, Japan

| bats = Right

| throws = Right

| debutleague = NPB

| debutdate = May 1

| debutyear = 2005

| debutteam = Yomiuri Giants

| statyear = 2009 season

| statleague = NPB

| stat1label = Win–loss

| stat1value = 11–10

| stat2label = ERA

| stat2value = 4.63

| stat3label = Strikeouts

| stat3value = 148

| teams =

• Yomiuri Giants ({{npby|2005}}–{{npby|2015}})

| highlights =

• 2009 Japan Series champion

| update = 8 December 2008

}}

{{Nihongo|Takahiko Nomaguchi|野間口 貴彦|Nomaguchi Takahiko|born May 31, 1983 in Amagasaki, Hyōgo, Japan}} is a Nippon Professional Baseball player for the Yomiuri Giants in Japan's Central League.