Naoya Okubo

{{Use dmy dates|date=March 2020}}

{{Infobox rugby biography

| image =

| image_size =

| caption =

| university = Hosei University

| birth_name =

| birth_date = {{birth date and age|1975|9|27}}

| birth_place = Osaka, Japan

| height = {{height|ft=6|in=2}}

| weight = {{cvt|220|lb|kg stlb}}

| position = Flanker, Lock

| amatyears1 =

| amatteam1 = Hosei University High School RFC

| amatteam2 = Hosei University RFC

| years1 = 1998-2008

| clubs1 = Suntory

| apps1 =

| points1 =

| repyears1 = 1999-2004

| repteam1 = {{nrut|Japan}}

| repcaps1 = 23

| reppoints1 = 0

}}

{{nihongo|Naoya Okubo|大久保直弥|Ōkubo Naoya}} (born 27 September 1975) is a former Japanese rugby union player. Okubo played 23 matches for the Japan national rugby union team from 1999 to 2004.{{cite web|url=http://www.espnscrum.com/scrum/rugby/player/13136.html|title= Naoya Okubo - Japan|work=ESPNscrum|publisher=ESPN Inc.|access-date=5 December 2013}} His regular playing positions were Flanker and Lock.

{{As of|December 2013}} Okubo is the coach of Top League team Suntory Sungoliath.{{cite news|url=https://www.nytimes.com/2013/11/28/sports/rugby/in-japan-a-unique-setup-helps-and-hinders-rugby.html|title=In Japan, a Unique Setup Helps and Hinders Rugby|last=Emma Stoney|author-link=Emma Stoney|date=27 November 2013|work=The New York Times|access-date=5 December 2013}} In 2015, Okubo became the coach of NTT Communications Shining Arcs.{{cite web |url=http://rugby-rp.com/news.asp?idx=107579&code_s=1002 |archive-url=https://archive.today/20150605113128/http://rugby-rp.com/news.asp?idx=107579&code_s=1002 |url-status=dead |archive-date=5 June 2015 |title=Wayback Machine has not archived that URL. |access-date=2023-09-18}}

He was named the first Non-Kiwi coach of the Sunwolves in their last year of Super Rugby in 2020.