Rahasya Rathri

{{Use dmy dates|date=March 2025}}

{{Use Indian English|date=November 2015}}

{{Infobox film

| name = Rahasya Rathri

| image = Rahasya Rathri.jpeg

| caption = VCD cover

| director = M. S. Kumar

| producer = R. N. Brothers

| story = M. S. Kumar

| writer = Omkara Vani (dialogues)

| screenplay = M. S. Kumar

| starring = Vishnuvardhan
Bharathi
Prakash
Radha Ravi

| music = Shankar–Ganesh

| cinematography = Annayya
Mallik
Murugesh

| editing = E. Arunachalam

| studio = Janaranjan Pictures

| distributor = Janaranjan Pictures

| released = {{Film date|1980|08|03|df=y}}

| runtime = 126 min

| country = India

| language = Kannada

}}

Rahasya Rathri is a 1980 Indian Kannada-language film, directed by M. S. Kumar and produced by R. N. Brothers. The film stars Vishnuvardhan, Bharathi, Prakash and Radha Ravi. The film has musical score by Shankar–Ganesh.{{cite web|url=http://www.filmibeat.com/kannada/movies/rahasya-ratri.html|title=Rahasya Rathri|accessdate=2015-01-23|publisher=filmibeat.com}}{{cite web|url=http://www.nthwall.com/ka/Rahasya-Ratri-1982/9219802283|title=Rahasya Rathri|accessdate=2015-01-23|publisher=nthwall.com}}