IDA | Ida Lupino | Ida | Ida Tarbell | Ida Nilsen | Princess Ida | Mount Ida | Ida B. Wells | Princess Ida of Schaumburg-Lippe | Mount Ida High School | Joseph "Joe" Ida | Joseph Ida | Ida Wüst | Ida Presti | Ida Nudel | IDA Ireland | Ida Elizabeth Osbourne | Ida Darwin | Ida (band) | Queen Ida | Mount Ida (Crete) | Imouzzer Ida Ou Tanane | Ida S. Scudder | Ida Saxton McKinley | Ida Rolf | Ida Raming | Ida of Lorraine | Ida Makes a Movie | Ida Levin | Ida Kohlmeyer |
Wolfthorn was known for her portraits, among others of Ida Dehmel, Richard Dehmel, Carl Ludwig Schleich, Hedda Eulenberg, Gabriele Reuter, family members of writers Hedwig Lachmann and Gustav Landauer, the family of architect Hermann Muthesius, opera singer Irmgard Scheffner, many actrices like Tilla Durieux or Carola Neher, and many other famous people of her time from Berlin, mainly female activists.