diff --git a/size.go b/size.go
index 439a5cb8..10a1c9f3 100644
--- a/size.go
+++ b/size.go
@@ -23,6 +23,20 @@ func Width(str string) (width int) {
 	return width
 }
 
+// Widest returns the string with the widest cell with in a slice of strings.
+// ANSI sequences are ignored. If a string contains a newline it will be
+// treated as two separate strings, returning only the widest.
+func Widest(strs []string) (width int) {
+	for _, str := range strs {
+		w := Width(str)
+		if w > width {
+			width = w
+		}
+	}
+
+	return width
+}
+
 // Height returns height of a string in cells. This is done simply by
 // counting \n characters. If your strings use \r\n for newlines you should
 // convert them to \n first, or simply write a separate function for measuring