Lady Leaning on a Column features a woman elegantly leaning against a classical column. She is dressed in a flowing gown, adorned with delicate details that highlight her grace. The color palette is soft, with warm tones that create a gentle atmosphere.

The background is subtly blurred, focusing attention on the figure in the foreground. The painting is executed in oil on canvas, showcasing Romney's skill in capturing the textures of fabric and skin. The dimensions are approximately 76 x 63 cm, making it a sizable portrait that commands attention. The use of light and shadow enhances the three-dimensional quality of the figure.

The brushwork is smooth, contributing to the overall refined appearance of the work. George Romney was a prominent British portrait painter in the 18th century, known for his ability to convey personality and character. This work reflects the Romanticism style, emphasizing emotion and individuality. An interesting fact about this painting is that it showcases Romney's talent for portraying women with a sense of dignity and strength.

It is considered one of his notable works, exemplifying his contribution to portrait art.