FIG. 1 is a perspective view of a baby bottle holder, showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a side elevational view thereof, opposite that shown in FIG. 2;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a front elevational view thereof.

The broken line showing of the bottle in FIGS. 1-5 and 7 is for illustrative purposes only and forms no part of the claimed design.