The Diary of Preston Plummer

{{Infobox film

| name = The Diary of Preston Plummer

| image = The Diary of Preston Plummer poster.jpg

| alt =

| caption =

| director = Sean Ackerman

| producer = Sean Ackerman
Jane Kelly Kosek

| writer = Sean Ackerman

| story =

| starring = Trevor Morgan
Rumer Willis
Erin Dilly
Christopher Cousins
Robert Loggia

| music = Christopher Brady

| cinematography = Miguel Drake-McLaughlin

| editing = Amanda Larson

| studio = Meritage Pictures
Wonder Entertainment

| distributor =

| released = {{Film date|2012|3|5|Miami|2012|4|20|limited}}

| runtime = 82 minutes

| country = United States

| language = English

| budget =

| gross =

}}

The Diary of Preston Plummer is a 2012 American drama film written and directed by Sean Ackerman and starring Trevor Morgan, Rumer Willis, Erin Dilly, Christopher Cousins and Robert Loggia.{{cite web|last=Martin|first=Philip|title=The Diary of Preston Plummer|date=20 April 2012|publisher=Arkansas Democrat-Gazette|url=https://www.arkansasonline.com/news/2012/apr/20/diary-preston-plummer-20120420/|accessdate=7 March 2020}}