The Person Frowning: Medium Skin Tone emoji is a modifier sequence combining ? Person Frowning and ? Medium Skin Tone. These display as a single emoji on supported platforms.
Person Frowning: Medium Skin Tone was added to Emoji 2.0 in 2015.
U+1F64D
U+1F3FD
?? Person frowning
?? Emoji modifier fitzpatrick type-4