Violin Chart | the R Graph Gallery

Using ggplot2

Violin charts can be produced with ggplot2 thanks to the geom_violin() function. The first chart of the sery below describes its basic utilization and explain how to build violin chart from different input format.

Most basic violin chart

Most basic violin using default parameters.
Focus on the 2 input formats you can have: long and wide

Control group order

Changing group order in your violin chart is important. It adds insight to the chart. Learn why and discover 3 methods to do so.

Horizontal version

Flipping X and Y axis allows to get a horizontal version. Group labels become much more readable

Violin + boxplot + sample size

This examples provides 2 tricks: one to add a boxplot into the violin, the other to add sample size of each group on the X axis

Grouped violin chart

A grouped violin displays the distribution of a variable for groups and subgroups. Here is an implementation with R and ggplot2

Using base R

It is doable to plot a violin chart using base R and the Vioplot library..

Vioplot package

The vioplot package allows to build violin charts. Learn how it works.