Joakim Lund Ihlen (22 March 1899 – 15 September 1981) was a Norwegian industrialist.
He was born in Skedsmo, the son of engineer and politician Nils Claus Ihlen.
He was co-manager of the workshop Strømmens Værksted for nearly fifty years, along with his brother Alf Ihlen.He was married three times; his second wife was actress Lillemor von Hanno.