chart

combination chart

also: combo chart, column + line timeline

Two mark types overlaid in the same coordinate system.

graphique combiné

aussi : graphique mixte

Superposition de deux types de marques dans un même repère.

Classification

chart
composites
correlation, change over time; Financial Times Visual Vocabulary

Channels

position on common scale; main: first series
position on unaligned scale; main: second series (secondary axis, own scale)
spatial region; main: category on the x axis

Attestation

French term: Common usage, not attested by a source
English definition: Financial Times Visual Vocabulary

Scientific literature

OpenAlex: 62 papers since 1996, 27% in the last five years; mostly in Computer Science, Decision Sciences, Medicine

Seminal references

first known use (1821) Playfair (1821). A Letter on Our Agricultural Distresses, Their Causes and Remedies; Friendly & Wainer 2021, Friendly & Denis 2001, The visual display of quantitative information

R packages

R ggplot2::sec_axis(); tutorial; GitHub 7 025 stars; last commit 2026-10; paper (33 455 citations) Second axe ; les deux marques se superposent en calques, par exemple geom_col et geom_line.

R code of the ggplot2 example

library(ggplot2)
library(HistData)

## Bars and a line share one axis: annual death rates per 1 000 soldiers.
p <- ggplot(Nightingale, aes(x = Date)) +
  geom_col(aes(y = Disease.rate), fill = "#9b2367", alpha = 0.8, width = 24) +
  geom_line(aes(y = Wounds.rate), colour = "#2e7891", linewidth = 0.7) +
  geom_point(aes(y = Wounds.rate), colour = "#2e7891", size = 1) +
  annotate("text", x = as.Date("1855-02-15"), y = 1000, label = "Disease (bars)",
           colour = "#9b2367", hjust = 0, size = 3.2) +
  annotate("text", x = as.Date("1855-08-15"), y = 150, label = "Wounds (line)",
           colour = "#2e7891", hjust = 0, size = 3.2) +
  scale_x_date(breaks = as.Date(c("1854-07-01", "1855-01-01", "1855-07-01", "1856-01-01")),
               labels = scales::label_date("%b %Y", locale = "en"), expand = expansion(mult = 0.01)) +
  scale_y_continuous(labels = lex_number, expand = expansion(mult = c(0, 0.05))) +
  labs(title = "Disease killed more soldiers than wounds in 23 of 24 months",
       subtitle = "British army in the East, April 1854 to March 1856",
       x = NULL, y = "Deaths per 1 000 a year",
       caption = "Data: Nightingale 1858, via the HistData R package") +
  theme_lex_viz(grid = "y", arrows = "y")

Sources (6)

16 occurrences in the corpus; indexed by 3 books

Cite this entry

Stable addresshttps://dataviz.adrientaudiere.com/en/term/combo-chart.html

ReferenceTaudière Adrien. 2026. combination chart. In Visualization Vocabulary, version 1.0.0. IdEst. https://dataviz.adrientaudiere.com/en/term/combo-chart.html

BibTeX

@incollection{taudiere2026-combo-chart,
  author    = {Taudière, Adrien},
  title     = {combination chart},
  booktitle = {Visualization Vocabulary},
  year      = {2026},
  version   = {1.0.0},
  publisher = {IdEst},
  url       = {https://dataviz.adrientaudiere.com/en/term/combo-chart.html},
  note      = {CC0 1.0}
}

Page created on 2026-10-13. Text last changed on 2026-11-10. Images last changed on 2026-11-09. Numbers computed on 2026-10-22.