August Kopff
| 542 Susanna | 15 August 1904 |
| 579 Sidonia | 3 November 1905 |
| 582 Olympia | 23 January 1906 |
| 584 Semiramis | 15 January 1906 |
| 585 Bilkis | 16 February 1906 |
| 589 Croatia | 3 March 1906 |
| 591 Irmgard | 14 March 1906 |
| 593 Titania | 20 March 1906 |
| 595 Polyxena | 27 March 1906 |
| 596 Scheila | 21 February 1906 |
| 606 Brangäne | 18 September 1906 |
| 607 Jenny | 18 September 1906 |
| 608 Adolfine | 18 September 1906 |
| 612 Veronika | 8 October 1906 |
| 613 Ginevra | 11 October 1906 |
| 614 Pia | 11 October 1906 |
| 615 Roswitha | 11 October 1906 |
| 616 Elly | 17 October 1906 |
| 617 Patroclus | 17 October 1906 |
| 619 Triberga | 22 October 1906 |
| 621 Werdandi | 11 November 1906 |
| 624 Hektor | 10 February 1907 |
| 625 Xenia | 11 February 1907 |
| 626 Notburga | 11 February 1907 |
| 627 Charis | 4 March 1907 |
| 628 Christine | 7 March 1907 |
| 629 Bernardina | 7 March 1907 |
| 630 Euphemia | 7 March 1907 |
| 631 Philippina | 21 March 1907 |
| 632 Pyrrha | 5 April 1907 |
| 633 Zelima | 12 May 1907 |
| 634 Ute | 12 May 1907 |
| 640 Brambilla | 29 August 1907 |
| 643 Scheherezade | 8 September 1907 |
| 644 Cosima | 7 September 1907 |
| 646 Kastalia | 11 September 1907 |
| 647 Adelgunde | 11 September 1907 |
| 648 Pippa | 11 September 1907 |
| 649 Josefa | 11 September 1907 |
| 650 Amalasuntha | 4 October 1907 |
| 651 Antikleia | 4 October 1907 |
| 654 Zelinda | 4 January 1908 |
| 656 Beagle | 22 January 1908 |
| 657 Gunlöd | 23 January 1908 |
| 658 Asteria | 23 January 1908 |
| 663 Gerlinde | 24 June 1908 |
| 664 Judith | 24 June 1908 |
| 666 Desdemona | 23 July 1908 |
| 667 Denise | 23 July 1908 |
| 668 Dora | 27 July 1908 |
| 669 Kypria | 20 August 1908 |
| 670 Ottegebe | 20 August 1908 |
| 672 Astarte | 21 September 1908 |
| 677 Aaltje | 18 January 1909 |
| 679 Pax | 28 January 1909 |
| 680 Genoveva | 22 April 1909 |
| 681 Gorgo | 13 May 1909 |
| 682 Hagar | 17 June 1909 |
| 684 Hildburg | 8 August 1909 |
| 686 Gersuind | 15 August 1909 |
| 692 Hippodamia | 5 November 1901 |
| 693 Zerbinetta | 21 September 1909 |
| 754 Malabar | 22 August 1906 |
| 1780 Kippes | 12 September 1906 |
| 1781 Van Biesbroeck | 17 October 1906 |
| 3105 Stumpff | 8 August 1907 |
| 3133 Sendai | 4 October 1907 |
| 3687 Dzus | 7 October 1908 |
August Kopff (5 February 1882 – 25 April 1960) was a German astronomer who found many comets and asteroids.
He found some comets, such as the periodic comet 22P/Kopff and the non-periodic C/1906 E1.
He found many asteroids, such as the notable Trojan asteroids 617 Patroclus and 624 Hektor.
A crater on the Moon is named after him: see Kopff (crater).