By his wife, Martha, daughter of Thomas Phipps of Westbury, he left an only son, Hume.
The earliest deep-sea sounding on record is that of cruise in the North Pacific, sounding out lines for a projected Captain Phipps on the 4th of September 1773 in the Norwegian Pacific cable.
Captain Phipps in 1773 secured samples of soft blue clay in this manner from a depth of 683 fathoms, but as a rule when sounding in great depths the sample is washed off the tallow before it can be brought on board.
Port Royal was taken in May 1690 by Sir William Phipps and Louisburg in June 1745 by Sir William Pepperell, both these commanders being from Maine.
On the 16th of October 1690 several New England ships under the command of Sir William Phipps appeared off the Island of Orleans, and an officer was sent ashore to demand the surrender of the fort.