Hannes Viljoen

{{Short description|South African rugby union footballer (1943–2021)}}

{{Use dmy dates|date=April 2022}}

{{Infobox rugby biography

| name = Hannes Viljoen

| image =

| caption =

| birth_name = Johannes Theodorus Viljoen

| nickname =

| birth_place = Elliot, Eastern Cape

| birth_date = {{Birth date|1943|04|21|df=y}}

| death_date = {{death date and age|2021|01|13|1943|04|21|df=yes}}

| death_place =

| ru_currentteam =

| ru_currentposition =

| height = 1.86m

| weight = 82kg

| ru_position = Wing

| amatyears1 =

| amatteam1 =

| amatyears2 =

| amatteam2 =

| ru_amclubcaps =

| ru_amclubpoints =

| ru_amupdate =

| years1 =

| clubs1 =

| apps1 =

| points1 =

| ru_clubupdate =

| ru_province1 = {{rut|Natal}}

| ru_province2 =

| ru_provinceyears1 = 1965–1972

| ru_provinceyears2 =

| ru_provinceapps1 = 63

| ru_provinceapps2 =

| ru_provincepoints1 =

| ru_provincepoints2 =

| ru_provinceupdate1 =

| ru_provinceupdate2 =

| ru_nationalteam1 = South Africa

| repyears1 = 1971

| repcaps1 =

| reppoints1 = 6 [2T]

| ru_ntupdate =

| spouse =

| children =

| relatives =

| school = Tweespruit High School, Tweespruit, Free State

| university =

}}

Johannes Theodorus Viljoen (21 April 1943 – 13 January 2021) was a South African rugby union player.{{Cite web|url=http://www.espnscrum.com/southafrica/rugby/player/7791.html|title=Hannes Viljoen|website=ESPN scrum|access-date=2020-06-21}}{{Cite web|title=SA Rugby pays tribute to former Springbok wing Hannes Viljoen|url=https://www.sarugbymag.co.za/sa-rugby-pays-tribute-viljoen-1/|access-date=2021-01-13|website=www.sarugbymag.co.za|date=13 January 2021 }}